Questions on Algebra: Numeric Fractions answered by real tutors!

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Question 1048311: Find
f(a + 1).
f(x) = x2 + 7
f(a + 1) =
Click here to see answer by Alan3354(69443)

Question 1048309: Given the function
k(t) = 5t − 7,
complete the following.
(a) Evaluate k(2).

(b) Solve
k(t) = 18.

t =
Click here to see answer by Alan3354(69443)

Question 1048308: Given the function
p(c) = c2 + c,
complete the following.
(a) Evaluate
p(−4).

(b) Solve
p(c) = 2.
(Enter your answers as a comma-separated list.)
c =
Click here to see answer by MathLover1(20849)

Question 1048943: -6(3-3a)-8(6a+5)=32
Click here to see answer by addingup(3677)

Question 1049210: What is 3 1/4 - 1 1/3
Click here to see answer by ikleyn(52778)

Question 1049210: What is 3 1/4 - 1 1/3
Click here to see answer by Alan3354(69443)

Question 1049708: Solve antilog(-3.5048)
Click here to see answer by Theo(13342)

Question 1050244: How do you solve 3.9�6?
Click here to see answer by josmiceli(19441)

Question 1050244: How do you solve 3.9�6?
Click here to see answer by Edwin McCravy(20054)

Question 1050259: Solve antilog(-5.3947)
Click here to see answer by Alan3354(69443)

Question 1050514: What was the average rate of change of population between 2002 and 2004, and between 2002 and 2006?
Year 2000 2001 2002 2003 2004 2005 2006 2007 2008
Population (thousands) 88 85 82 80 77 76 79 83 84
a) between 2002 and 2004
_________ people per year
b) between 2002 and 2006
________ people per year
Click here to see answer by ewatrrr(24785)

Question 1050512: The height of an object off the ground, h (in feet) t seconds after it is launched into the air is given by
h(t) = −16t2 + 128t, 0 ≤ t ≤ 8.
Find the average rate of change of h over the interval
[4, 8].
_______ feet per second
Interpret your result.
During the last four seconds of the objects's time in the air, it is falling at a average rate of _______
Click here to see answer by Alan3354(69443)

Question 1050513: Given
f(x) = 2x2 + 1
and
g(x) = 8x − 9,
find the following.
(a)
f(g(2))

(b)
f(g(x))

(c)
g(f(x))

(d)
(g ○ g)(x)

(e)
(f ○ f)(−2)

Click here to see answer by stanbon(75887)

Question 1050623: The number of Yangtze finless porpoises dropped from 2000 in the year 2000 to 1000 in the year 2011. Find the percent decrease in the number of porpoises.
Click here to see answer by ewatrrr(24785)

Question 1050451: Jenny, Dianne and Lerma go shopping together. Dianne spent three times as the much as Lerma and half times as much as Jenny. If they spent a total amount is $5000 on shopping, how much di Jenny spend?
Click here to see answer by jorel555(1290)

Question 1050999: forty percent of a substance has decayed after 10 years. how much substance will remain after 15 years?
Click here to see answer by ewatrrr(24785)

Question 1051061: 2x^2-7x+3
Click here to see answer by Alan3354(69443)

Question 1051359: Solve This:the same number added to both the numerator and denominator of the fraction 7/17,then becomes 6/11.find the number added.
Click here to see answer by solver91311(24713)

Question 1051728: Prove by mathematical induction
1^2+3^2+5^2+.......upto n terms = n(4n^2-1)/3
Click here to see answer by rothauserc(4718)

Question 1051782: Jorge sold the last 1/9 of his newspapers for 10 cent each, which was half price.He received $1.10 for those. How much money did Jorge receive from selling the full price newspapers ?
Click here to see answer by josmiceli(19441)

Question 1051929: what is the answer for 3.463463463..... as a fraction?
Click here to see answer by MathTherapy(10552)

Question 1051929: what is the answer for 3.463463463..... as a fraction?
Click here to see answer by Alan3354(69443)

Question 1052118: Calculate 24�2/5

Click here to see answer by Alan3354(69443)

Question 1052144: billy bought a bag of candy .he ate 1/6 ofthe candy befor lounch and 2/5 of the candy afther lounch
a:that fraction of the candy did he eat?

Click here to see answer by ikleyn(52778)

Question 1052156: the class recycling bin 1/8 full on munday .another 5/12 was added to bin between mondayand wednesday .on friday,the bin was 5/6 full
Click here to see answer by stanbon(75887)

Question 1052193: 8 2/4 - 6 6/4
Click here to see answer by Boreal(15235)

Question 1052292: -6^2+8/2*4
Click here to see answer by LinnW(1048)

Question 1052292: -6^2+8/2*4
Click here to see answer by MathTherapy(10552)

Question 1052498: 2/y+1
Click here to see answer by Fombitz(32388)

Question 1052467: Find the zeros of the polynomial function. State the multiplicity of each zero. (Enter your answers from smallest to largest.)
P(x) = 12x4 + 73x3 + 113x2 + 3x − 9
Click here to see answer by Fombitz(32388)

Question 1052462: Use a graph and your knowledge of the zeros of polynomial functions to determine the exact values of all the solutions of the equation. (Enter your answers as a comma-separated list.)
4x3 + 3x2 + 16x + 12 = 0
Click here to see answer by Fombitz(32388)

Question 1052928: in a class there are thirty six students going on a field trip 1/6 are bringing their lunch from home how many students are bringing their lunch (PLEASE SHOW WORK)
Click here to see answer by ewatrrr(24785)

Question 1052930: MAKING NINE POUNDS OF RICE PUDDING REGUIRES EIGHTEEN POUNDS OF RICE HOW MANY POUNDS WILL IT TAKE TO MAKE TWELVE POUNDS OF PUDDING PLEASE SHOW WORK
Click here to see answer by ewatrrr(24785)

Question 1053470: Find the slope of the line that passes through the two given points.
(x, y) = (2, 4) and (x, y) = (4, 12)
______________
Click here to see answer by Alan3354(69443)

Question 1053469: Jessica is walking home from a friend's house. After two minutes she is 0.9 miles from home. Seventeen minutes after leaving, she is 0.4 miles from home. What is her rate in miles per hour?
______________ mph
Click here to see answer by josgarithmetic(39617)

Question 1053477: Find the equation of the line with the given description.
parallel to y = 2x − 4, passes through (5, 2)
_________
Click here to see answer by Alan3354(69443)

Question 1053479: Consider this scenario: A town has an initial population of 65,000. It grows at a constant rate of 3,500 per year for 4 years.
When will the output reach 100,000? (The answer may be outside of the reasonable domain.)
_________ years after the model began

Click here to see answer by jorel555(1290)

Question 1053472: During the first year of opening his law firm, a lawyer served 46 clients. In the second year, his number of clients grew to 62. If a linear trend continues, write an equation that gives the number of clients c the lawyer will have t years after beginning his firm.
Click here to see answer by jorel555(1290)

Question 1053597: If f is a linear function,
f(0.1) = 9.3,
and
f(0.4) = −6.3,
find an equation
f(x)
for the function.
f(x) = _______
Click here to see answer by ewatrrr(24785)

Question 1053596: Consider this scenario: A town has an initial population of 65,000. It grows at a constant rate of 3,500 per year for 4 years.
When will the output reach 100,000? (The answer may be outside of the reasonable domain.)
_________ years after the model began

Click here to see answer by stanbon(75887)

Question 1053600: On an x-y coordinate plane, suppose x represents the year that a car was sold and y represents the sale price of the car. Rochelle bought a used car for $14,000 in 2005. She sold the car for $8,000 in 2010. Use the slope of the line connecting the points representing the two car sales to calculate the depreciation of the car's value per year over the time Rochelle owned it. (Enter the depreciation as a positive value.)
__________ dollars per year
Click here to see answer by stanbon(75887)

Question 1053707: the difference between two number is 7,if the smaller number is 7,find the other.
Click here to see answer by sarvesh upadhyay(2)

Question 1053891: Can you help me find the factored form of ?
If = f(x) is a cubic polynomial with the leading cofficent of and (-2) = (1) = (2) = 0.
Click here to see answer by ikleyn(52778)

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