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Question 1186917: Find the sum of the series 4 + 12 + 36 + ….. + 8748.
Click here to see answer by MathLover1(20849)

Question 1186933: -x < x
find a counterexample
Click here to see answer by Edwin McCravy(20054)

Question 1186895: Assume that DLSUD lake is 100m2
and its average height is 5ft.
Click here to see answer by ikleyn(52775)

Question 1186930: Find the sum of the first eight terms of each of these geometric series.
a) 729 + 243 + 81 + 27 + …
b) 2 - 6 + 18 - 54 + …
Click here to see answer by Boreal(15235)

Question 1186946: x^2+10x+

find the last term to make perfect trinomial

Click here to see answer by MathLover1(20849)

Question 1186959: The first term of an arithmetic progression is 8 and the last term is 34. The sum of the
first six terms is 58. Find the number of terms in this progression.
Click here to see answer by MathLover1(20849)

Question 1186962: An arithmetic sequence has first term a and common difference d. The sum of the first 25
terms is 15 times the sum of the first 4 terms.
a) Find a in terms of d.
b) Find the 55th term in terms of a.
Click here to see answer by greenestamps(13198)

Question 1187128: 1.what are the factors of x^2+8x+12?
Click here to see answer by josgarithmetic(39616)

Question 1187127: Determine the factors of the given polynomial.show your solution
1.x^3+2x^2-5x-6
2.x^3+x^2-x-1

Click here to see answer by MathLover1(20849)

Question 1187158: In the following expansion,find the indicated term. (1+2x^2)^8 ,term in x^12.
Click here to see answer by MathLover1(20849)

Question 1187149: Find the number of positive integers less than 601 that are not divisible by 4 or 5 or 6
Click here to see answer by ikleyn(52775)

Question 1187157: The coefficient of x^2 is 69 in the expansion of (1-ax)^24, where a > 0. Find the coefficient of x^3.
Click here to see answer by greenestamps(13198)

Question 1187150: Find the value of x
0<=k<=50
(50
K) 8sqrtk=x sqrt 100

Click here to see answer by ikleyn(52775)

Question 1187230: There are the heights in meters of six members of swimming club
1.40,1.45,1.55,1.65,1.65,1.80
Work out
A-the median height
B-the range
C-One more person joins the club.The range is now 0.45 m and the median is 1.55 m.Find the height of the seventh person.
Click here to see answer by MathLover1(20849)

Question 1187235: The first three terms of a geometric progression are k + 15,k and k - 12 respectively, find the value of k and the sum to infinity.
Click here to see answer by ikleyn(52775)

Question 1187228: The first three terms of a geometric progression are k + 15,k and k - 12 respectively, find the value of k and the sum to infinity.
Click here to see answer by ikleyn(52775)

Question 1187236: The first term of geometric progression is 300 and the fourth term is -8/5. Find the common ratio and the sum to infinity.
Click here to see answer by MathLover1(20849)

Question 1187276: A geometric progression has first term a and common ratio r. The sum of the first three terms is 62 and the sum to infinity is 62.5. Find the value of a and the value of r.
Click here to see answer by greenestamps(13198)

Question 1187314: The first term of an arithmetic progression is 12 and the sum of the first 16 terms is 282.
a) Find the common difference of this progression.
The first, fifth and nth term of this arithmetic progression are the first, second and third
term respectively of a geometric progression.
b) Find the common ratio of the geometric progression and the value of n.
Click here to see answer by greenestamps(13198)

Question 1187313: A geometric progression has six terms. The first term is 486 and the common ratio is ;. An
arithmetic progression has 35 terms and common difference;. The sum of all the terms in
the geometric progression is equal to the sum of all the terms in the arithmetic progression.
Find the first term and the last term of the arithmetic progression.
Click here to see answer by greenestamps(13198)

Question 1187331: If the rock is dropped from the second floo which has a height of 128ft, a) how long will it take to fall half the distance to the ground? b) how long will it take to fall to the ground?
Click here to see answer by Alan3354(69443)

Question 1187330: Kadita asked Bane's help in filling up her swimming pool with water. It took 12 hours to fill it up using both their powers. If Bane, did it alone, it takes 70% less time can each fill the pool?
Click here to see answer by Alan3354(69443)

Question 1187332: Sales tax in Freeberg is 5 %. What would be the sales tax on a motorbike that costs $ 775 ? What would be the total cost for the motorbike, including tax ?

Click here to see answer by Alan3354(69443)

Question 1187229: A geometric progression has first term 𝑎 and common ratio 𝑟. The sum of the first three terms is 62 and the sum to infinity is 62.5. Find the value of 𝑎 and the value of 𝑟.
Click here to see answer by KMST(5328)

Question 1187227: The first term of geometric progression is 300 and the fourth term is -8/5. Find the common ratio and the sum to infinity.
Click here to see answer by Boreal(15235)

Question 1187142: Find the coefficient of x^22 in the expansion of (1-3x)(1+x^3)^10.
Click here to see answer by KMST(5328)

Question 1187234: A geometric progression has first term 𝑎 and common ratio 𝑟. The sum of the first three terms is 62 and the sum to infinity is 62.5. Find the value of 𝑎 and the value of 𝑟.
Click here to see answer by KMST(5328)

Question 1187374: 1. A rectangular box having a square base and open at the top is to have a
capacity of 16, 823 cubic centimeter.
Find the height of the box to minimize the total surface area.
2. If the distance S from the origin at time t
is given by S = −16t+ 3000t + 50000.
Find the initial velocity when t = 0.
Click here to see answer by ikleyn(52775)

Question 1187406: 2x+4=8?
Click here to see answer by ikleyn(52775)

Question 1187427: A rectangular shaped mansion where the length was 12 more than the square of the width. If the perimeter of the mansion was 168 meters, what is the measure of its area?
a. 1440 sq. meters c. 1420 sq. meters
b. 1430 sq. meters d. 1410 sq. meters
Click here to see answer by Alan3354(69443)

Question 1187444: A water cooler is set out during a half-marathon and contains 5 gallons of water. If the water in the cooler decreases at a rate of 13% each hour, which function represents the amount of water left in the cooler?
Click here to see answer by ikleyn(52775)

Question 1187580: Denise wants to buy a jacket from a rack marked “Buy 1, and get the next one at 35% off”. The original price of a jacket is P1200.
Please elaborate the solution thanks!
Click here to see answer by ikleyn(52775)

Question 1187708: Find the general solution of the recurrence relation:
T(n) = 5T(n/4) - 4T(n/16) + 3n
Click here to see answer by ikleyn(52775)

Question 1187872: Compare the costs per unit of energy for electricity and gasoline. Assume $0.06 per kWh for electricity and $1.50 per gallon for gasoline
Click here to see answer by ikleyn(52775)

Question 1187871: Please help me with my assignment.
Use Implicit differentiation to find the Derivative of y with respect to x.
1. Find the slope of a tangent line to th graph of x^2y^2-xy+x=1 at (1,1)?
Click here to see answer by ikleyn(52775)

Question 1187918: Consider the following 8 numbers, where one is labelled x is unknown
50, 22, 42, x, 30, 42, 9, 23
Given that the range of the numbers of the number is 66, work out 2 values of x
x =____ x= _______
Click here to see answer by greenestamps(13198)

Question 1187932: 10. The total cost to produce x units of paint is C(x) = (5x + 3) (7x + 4). Find the marginal average cost function.
Click here to see answer by MathLover1(20849)

Question 1187992: The scale of a car drawing is 1 : 20. The actual length and width of the car are 4.5 m
and 1.75 m respectively. Find the length and width of the car on the drawing.
Click here to see answer by ikleyn(52775)

Question 1188016: Assuming that Switzerland's population is growing exponentially at a continuous rate of 0.19 percent a year and that the 1988 population was 6.7 million, write an expression for the population as a function of time in years. (Let t=0 in 1988.)
P=

Click here to see answer by greenestamps(13198)

Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840, 6841..6885, 6886..6930, 6931..6975, 6976..7020, 7021..7065, 7066..7110, 7111..7155, 7156..7200, 7201..7245, 7246..7290, 7291..7335, 7336..7380, 7381..7425, 7426..7470, 7471..7515, 7516..7560, 7561..7605, 7606..7650, 7651..7695, 7696..7740, 7741..7785, 7786..7830, 7831..7875, 7876..7920, 7921..7965, 7966..8010, 8011..8055, 8056..8100, 8101..8145, 8146..8190, 8191..8235, 8236..8280, 8281..8325, 8326..8370, 8371..8415, 8416..8460, 8461..8505, 8506..8550, 8551..8595, 8596..8640, 8641..8685, 8686..8730, 8731..8775, 8776..8820, 8821..8865, 8866..8910, 8911..8955, 8956..9000, 9001..9045, 9046..9090, 9091..9135, 9136..9180, 9181..9225, 9226..9270, 9271..9315, 9316..9360, 9361..9405, 9406..9450, 9451..9495, 9496..9540, 9541..9585, 9586..9630, 9631..9675, 9676..9720, 9721..9765, 9766..9810, 9811..9855, 9856..9900, 9901..9945, 9946..9990, 9991..10035, 10036..10080, 10081..10125, 10126..10170, 10171..10215, 10216..10260, 10261..10305, 10306..10350, 10351..10395, 10396..10440, 10441..10485, 10486..10530, 10531..10575, 10576..10620, 10621..10665, 10666..10710, 10711..10755, 10756..10800, 10801..10845, 10846..10890, 10891..10935, 10936..10980, 10981..11025, 11026..11070, 11071..11115, 11116..11160, 11161..11205, 11206..11250, 11251..11295, 11296..11340, 11341..11385, 11386..11430, 11431..11475, 11476..11520, 11521..11565, 11566..11610, 11611..11655, 11656..11700, 11701..11745, 11746..11790, 11791..11835, 11836..11880, 11881..11925, 11926..11970, 11971..12015, 12016..12060, 12061..12105, 12106..12150, 12151..12195, 12196..12240, 12241..12285, 12286..12330, 12331..12375, 12376..12420, 12421..12465, 12466..12510, 12511..12555, 12556..12600, 12601..12645, 12646..12690, 12691..12735, 12736..12780, 12781..12825, 12826..12870, 12871..12915, 12916..12960, 12961..13005, 13006..13050, 13051..13095, 13096..13140, 13141..13185, 13186..13230, 13231..13275, 13276..13320, 13321..13365, 13366..13410, 13411..13455, 13456..13500, 13501..13545, 13546..13590, 13591..13635, 13636..13680, 13681..13725, 13726..13770, 13771..13815, 13816..13860, 13861..13905, 13906..13950, 13951..13995, 13996..14040, 14041..14085, 14086..14130, 14131..14175, 14176..14220, 14221..14265, 14266..14310, 14311..14355, 14356..14400, 14401..14445, 14446..14490, 14491..14535, 14536..14580, 14581..14625, 14626..14670, 14671..14715, 14716..14760, 14761..14805, 14806..14850, 14851..14895, 14896..14940, 14941..14985, 14986..15030, 15031..15075, 15076..15120, 15121..15165, 15166..15210, 15211..15255, 15256..15300, 15301..15345, 15346..15390, 15391..15435, 15436..15480, 15481..15525, 15526..15570, 15571..15615, 15616..15660, 15661..15705, 15706..15750, 15751..15795, 15796..15840, 15841..15885, 15886..15930, 15931..15975, 15976..16020, 16021..16065, 16066..16110, 16111..16155, 16156..16200, 16201..16245, 16246..16290, 16291..16335, 16336..16380, 16381..16425, 16426..16470, 16471..16515, 16516..16560, 16561..16605, 16606..16650, 16651..16695, 16696..16740, 16741..16785, 16786..16830, 16831..16875, 16876..16920, 16921..16965, 16966..17010, 17011..17055, 17056..17100, 17101..17145, 17146..17190, 17191..17235, 17236..17280, 17281..17325, 17326..17370, 17371..17415, 17416..17460, 17461..17505, 17506..17550, 17551..17595, 17596..17640, 17641..17685, 17686..17730, 17731..17775, 17776..17820, 17821..17865, 17866..17910, 17911..17955, 17956..18000, 18001..18045, 18046..18090, 18091..18135, 18136..18180, 18181..18225, 18226..18270, 18271..18315, 18316..18360, 18361..18405, 18406..18450, 18451..18495, 18496..18540, 18541..18585, 18586..18630, 18631..18675, 18676..18720, 18721..18765, 18766..18810, 18811..18855, 18856..18900, 18901..18945, 18946..18990, 18991..19035, 19036..19080, 19081..19125, 19126..19170, 19171..19215, 19216..19260, 19261..19305, 19306..19350, 19351..19395, 19396..19440, 19441..19485, 19486..19530, 19531..19575, 19576..19620, 19621..19665, 19666..19710, 19711..19755, 19756..19800, 19801..19845, 19846..19890, 19891..19935, 19936..19980, 19981..20025, 20026..20070, 20071..20115, 20116..20160, 20161..20205, 20206..20250, 20251..20295, 20296..20340, 20341..20385, 20386..20430, 20431..20475, 20476..20520, 20521..20565, 20566..20610, 20611..20655, 20656..20700, 20701..20745, 20746..20790, 20791..20835, 20836..20880, 20881..20925, 20926..20970, 20971..21015, 21016..21060, 21061..21105, 21106..21150, 21151..21195, 21196..21240, 21241..21285, 21286..21330, 21331..21375, 21376..21420, 21421..21465, 21466..21510, 21511..21555, 21556..21600, 21601..21645, 21646..21690, 21691..21735, 21736..21780, 21781..21825, 21826..21870, 21871..21915, 21916..21960, 21961..22005, 22006..22050, 22051..22095, 22096..22140, 22141..22185, 22186..22230, 22231..22275, 22276..22320, 22321..22365, 22366..22410, 22411..22455, 22456..22500, 22501..22545, 22546..22590, 22591..22635, 22636..22680, 22681..22725, 22726..22770, 22771..22815, 22816..22860, 22861..22905, 22906..22950, 22951..22995, 22996..23040, 23041..23085, 23086..23130, 23131..23175, 23176..23220, 23221..23265, 23266..23310, 23311..23355, 23356..23400, 23401..23445, 23446..23490, 23491..23535, 23536..23580, 23581..23625, 23626..23670, 23671..23715, 23716..23760, 23761..23805, 23806..23850, 23851..23895, 23896..23940, 23941..23985, 23986..24030, 24031..24075, 24076..24120, 24121..24165, 24166..24210, 24211..24255, 24256..24300, 24301..24345, 24346..24390, 24391..24435, 24436..24480, 24481..24525, 24526..24570, 24571..24615, 24616..24660, 24661..24705, 24706..24750, 24751..24795, 24796..24840, 24841..24885, 24886..24930, 24931..24975, 24976..25020, 25021..25065, 25066..25110, 25111..25155, 25156..25200, 25201..25245, 25246..25290, 25291..25335, 25336..25380, 25381..25425, 25426..25470, 25471..25515, 25516..25560, 25561..25605, 25606..25650