Questions on Algebra in Finance answered by real tutors!

Tutors Answer Your Questions about Finance (FREE)

Question 999748: I woke up this morning and it was -12�F. By lunch time it was already 67�F. What was the difference in the temperature between the time I woke up and lunch?
Click here to see answer by stanbon(75887)

Question 999791: 16x^2(x+4) can be written as a product of 8(x+4) and what term?
A)2x^2(x+4)
B)16x(x+4)
C)128x^2(x+4)^2
D)2x^2
Click here to see answer by MathLover1(20849)

Question 999791: 16x^2(x+4) can be written as a product of 8(x+4) and what term?
A)2x^2(x+4)
B)16x(x+4)
C)128x^2(x+4)^2
D)2x^2
Click here to see answer by macston(5194)

Question 999793: One number is twice than the other number. If the larger is diminished by 10, the reault is 2 more than the smaller. Find the Numbers.
Click here to see answer by macston(5194)

Question 999790: Monday, each cookie costs 25cents, Tuesday, they're 6 for $1, I can buy ____ more cookies on Tuesday than on Monday.
A)2
B)12
C)24
D)36
Click here to see answer by Boreal(15235)

Question 999792: If 50 is decreased by 4times a certain number, the result is 15 more than the number. Find the number
Click here to see answer by macston(5194)

Question 999789: If 5x^2y^2 is factored from the term 20x^4y^10, what term remains?
A)15x^2y^8
B)4x^2y^5
C)4x^2y^8
D)15x^2y^5
Click here to see answer by MathLover1(20849)

Question 999328: a). Find the function f such that f'(x) = 2sin(x) + sec^2(x) and f(0) = 3
b) Find the horizontal asymptote(s) of the graph of: y = (2x^2+5)/(3-x^2)
I got: y=-2 because for horizontal you check the exponents and they are the same here so -2 would make the most sense, I think.
a I have no idea how to solve
Please explain
Thank you
Click here to see answer by Fombitz(32388)

Question 1000003: Find the missing operators: 400___(5___5)=16
Click here to see answer by MathLover1(20849)

Question 999998: Factor 3(x-2) + 5x(x-2) using the greatest common factor (x-2)
A. 3x-6+5x^2-10x
B. -6+5x^2-7x
C. 6+5x
D.(3+5x)(x-2)
Click here to see answer by josgarithmetic(39617)

Question 1000268: Phyllis invested 55000 dollars, a portion earning a simple interest rate of 5 percent per year and the rest earning a rate of 6 percent per year. After one year the total interest earned on these investments was 3090 dollars. How much money did she invest at each rate?

Click here to see answer by CountrySLP(2)

Question 1000339: (Annuity) An investor needs $200,000 in 10 years. If they can get 6% interest compounded monthly, how much do they need to invest every month to achieve this total?
Click here to see answer by Cromlix(4381)

Question 1000452: Use long division to find the quotient and remainder when
f(x)=x^4+5x^3+8x^2+3x−4
is divided by
g(x)=x2−8x+9.
Click here to see answer by MathLover1(20849)

Question 1000498: Peanuts worth $2.90 a pound were mixed with cashews worth $4.60 a pound to produce a mixture worth $3.50 a pound. How many pounds of each kind were used to produce 51 pounds of the mixture?
Click here to see answer by josgarithmetic(39617)

Question 1000523: Use the compound interest formula to determine the interest earned in the given period.
P=$4000 at 6.5% compounded annually for 8 years
Please explain, thanks!
Click here to see answer by rfer(16322)

Question 1000557: 2^x - 8 = 3x+5
I am supposed to use a graphing calculator to find the approximate solutions but I don't know how to enter it into a calculator. Can someone please help me.
Click here to see answer by josgarithmetic(39617)

Question 1000596: find the line parallel to y=-1/4x-7 through (-3,-1)
Click here to see answer by josgarithmetic(39617)

Question 1000599: a driver wants to gauge the fuel efficiency of her vehicle at speeds of 30mph and above. she notices 6that traveling at an average speed of 30mph results in rating 35mpg, where as at an average speed of 35mph, her car sates 20mpg. find the equation to model the gas mileage(y) for an average speed of x mph
Click here to see answer by josgarithmetic(39617)

Question 1000601: a vendor has learned that, by pricing caramel apples at $1.50, sales will reach 94 caramel apples per day. raising the price to $2.50 will cause the sales to fall to 42 caramel apples per day. let y be the number of caramel apples the vendor sells at x dollars each. write a linear equation that models the number of caramel apples sold per day y when it comes to the price x dollars each
Click here to see answer by josgarithmetic(39617)

Question 1000671: A ball's position, in meters, as it travels every second is represented by the position function s(t) = 4.9t2+ 550.
What is the velocity of the ball after 3 seconds?
Include units in your answer.
Click here to see answer by Alan3354(69443)

Question 1000686: You deposit 14,000 in an account that pays 6 percent interest compounded quarterly.
A:find the future value after one year.
B:Use the future value formula for simple interest to determine the effective annual yield.
Click here to see answer by Alan3354(69443)

Question 1000669: Find limit as x approaches 3 of the quotient of the quantity the square root of the quantity 2 times x plus 3 minus the square root of 3 times x and the quantity x squared minus 3 times x. You must show your work or explain your work in words.
Click here to see answer by Edwin McCravy(20055)

Question 1000722: Determine the present value P you must invest to have the future value. A at simple interest rate r after time t.

A-2,000 r-5.5% t-4 years
Click here to see answer by stanbon(75887)

Question 1000859: The pattern of the first 7 letters of contestcontestcontest...continues to the right. The 1st occurrence of a "t" is the 4th letter of this pattern. The 1993rd occurrence of a "t" is the ___ letter of this pattern
A. 6973rd
B. 6974th
C. 6975th
D. 6976th
Click here to see answer by Edwin McCravy(20055)

Question 1000857: Which inequality is correct?
A. 4x5<2x10
B. 4x5>2x10
C. 4/5<2x10
D. 4/5>2/10
Click here to see answer by ikleyn(52781)

Question 1000773: Use the compound interest formula to determine the interest earned in the given period.
p=$4000 at 6.5% compounded annually for 8 years.
The previous answer I was given was wrong.
The correct answer is $2619.98 but how do I get that?
Thanks!
Click here to see answer by Theo(13342)

Question 1000863: There really 4 brothers opening Christmas presents from their parents. The oldest brother received $10 more than his next younger brother who received $10 more than his next younger brother who recieved $10 more than the youngest brother. The total amount the four brothers received was $504. How much did the oldest brother received?
Click here to see answer by Cromlix(4381)

Question 1000936: Determine the present value P you must have to invest in the future value A at simple interest rate R after time T.
A=$9500.00 r-%11.0 t-5 years
Click here to see answer by stanbon(75887)

Question 1000950: h(t)=-16t^2+64t+720
Click here to see answer by Boreal(15235)

Question 1000991: 1. Given f(x)=3x+8 and g(x)=6x+6
then what is (f−g)(−1)) ?
2. Simplify the radicals
√192 + √80 + √12288
The answer will be of the form A√3+B√5
What is (A,B) ?

3. Solve the following radical equation √2x+3=13
Select one:
a. x = 83
b. x = 344
c. x = 332
d. x = 86

Click here to see answer by MathLover1(20849)

Question 1001075: 24. 6x-3y=18
Domain is:{-2,-1,1,3,4}

Click here to see answer by stanbon(75887)

Question 1001075: 24. 6x-3y=18
Domain is:{-2,-1,1,3,4}

Click here to see answer by MathLover1(20849)

Question 1001213: Find y' if x = cos(y).
−sin2(y)
sec2(y)
−tan2(y)
−csc(y)
Click here to see answer by stanbon(75887)

Question 1001214: Find the slope of the graph of the relation 2x3 − 3xy + y3 = −1 at the point (2, −3).
negative eleven sevenths
5 over 7
negative 1 over 3
4 over 3
Click here to see answer by Alan3354(69443)

Question 1001207: For f(x) = e2sin(x) use your graphing calculator to find the number of zeros for f '(x) on the closed interval [0, 2π].
3
4
1
2
Click here to see answer by Alan3354(69443)

Question 1001211: If 2x2 + y2 = −2 then evaluate the second derivative of y with respect to x when x = 2 and y = 3. Round your answer to 2 decimal places. Use the hyphen symbol, -, for negative values.
Click here to see answer by Alan3354(69443)

Question 1001189: y = 2x2 � x + 4 at x = 3.
y = 11x � 14
y = 4x + 14
y = 4x + 3
y = 11x + 3
Click here to see answer by MathLover1(20849)

Question 1001188: y = 2x2 � x + 4 at x = 3.
y = 11x � 14
y = 4x + 14
y = 4x + 3
y = 11x + 3
Click here to see answer by Alan3354(69443)

Question 1001206: If f and g are differentiable functions for all real values of x such that f(1) = 4, g(1) = 3, f '(3) = −5, f '(1) = −4, g '(1) = −3, g '(3) = 2, then find h '(1) if h(x) = f(x) g(x).
−9
−24
0
24
Click here to see answer by ikleyn(52781)

Question 1001157: Find the savings plan balance after 18 months with 5% interest for 18 months
Click here to see answer by fractalier(6550)

Question 1001156: The number of units x produced is given by P(x)= 3x+72-25000. The value of x that maximizes the profit is :
Click here to see answer by fractalier(6550)

Question 1001280: A bank offers an APR of 5.5% compounded daily
Click here to see answer by fractalier(6550)

Question 1001281: You maintain an average balance of $840 on your credit card, which carries a 15% annual interest rate. What is the monthly interest payment?
Click here to see answer by fractalier(6550)

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