Questions on Algebra: Polynomials, rational expressions and equations answered by real tutors!

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Question 147540: This is factoring the problem again. The problem is 16y^2=25. The answer I got was 16y^2(y-8). Though I am thinking I am way off on that. Please help me Thank You=)
Click here to see answer by mangopeeler07(462)

Question 147672: Solve the equation: x² + 3x - 54 = 0

I cant do this at all :[
Click here to see answer by scott8148(6628)

Question 147574: The width of a ractangular gate is 2 meters (m) larger than its height. The diagonalcbrace measures ~(6)m. Find the width and height.

Click here to see answer by ankor@dixie-net.com(15657)

Question 147796: f(x) = (x + 2)(2x - 3). f(-2) =
Click here to see answer by Fombitz(13828)

Question 147821: Section 6.8, Exercises # 44
It takes a computer 8 days to print all of the personalized letters for a national sweepstakes. A new computer is purchased that can do the same job in 5 days. How long would it take to do the job with both computers working on it?
Click here to see answer by stanbon(57377)

Question 147998: Multiply and simplify - 6b^4/11p^2 x 121p^4/36b. I have gotten so far, 726b^4p^4/396p^2b and then I am stuck. How do I complete this? This question is from a skill check for my Algebra 114 class
Click here to see answer by jim_thompson5910(28595)

Question 148005: The radius of a circle is 1 meter longer than the radius of another circle. If their areas differ by 5 pie square meters, then what us the radius of each?
Click here to see answer by jim_thompson5910(28595)

Question 148003: The length os a rectangular swimming pool is 2x -1 meters, and the width is x + 2 meters. Write a polynomial that represents the area. Find the area if x is 5 meters.
Click here to see answer by jim_thompson5910(28595)

Question 148004: Find 3 consecutive intergers such that the sum of their squares is 77.
Click here to see answer by ankor@dixie-net.com(15657)

Question 148045: The width of a rectangular playground is 2x - 5 feet, and the length is 3x + 9 feet. Write a polynomial P(x) that represents the perimeter and then evaluate this perimeter polynomial if x is 4 feet.
Click here to see answer by checkley77(12569)

Question 148049: (14y + 8y(2) +y(3) +12) (6 + y)
Click here to see answer by jim_thompson5910(28595)

Question 148060: How to simplify this expression?
(2m+3n/2m^2-5mn-12n^2)/(2m^2-7mn-4n^2/m^2-8mn+16n^2)
Click here to see answer by vleith(2825)

Question 148108: I have two formulas and not sure which one to use.
A=Pe^(rt) or A=P(1+r/t)^tn
question is
Meredith won $150,000 in the lottery and decides to invest the money for her retirement in 20 years. In each option what amount will be produced and which option will produce the most money for her retirement?
A. a certificate of deposit paying 5.4% compounded yearly?
B. a money market certificate paying 5.35% compounded semiannually?
C. a bank account paying 5.25% compounded monthly?
Click here to see answer by checkley77(12569)

Question 148105: Please help me solve this problem
Click here to see answer by mangopeeler07(462)

Question 148120: Solve: 0 = x^3 - x^2 - 11x - 10

Click here to see answer by stanbon(57377)

Question 148116: Write a ploynomial in standard form that has solutions: 0, -2, 3
Click here to see answer by nerdybill(6962)

Question 148141: how do i factor 20c(squared+17c-63r squared

Click here to see answer by jim_thompson5910(28595)

Question 148168: (x^3-7x^2+13x+3) ÷ (x-2)
I'm having difficulty with synthetic division. How do i find the quotient and the remainder in this problem? Can you also be explicit in the steps please.
Click here to see answer by jim_thompson5910(28595)

Question 148170: f(x)=x^5-3x^4-3x^3+9x^2-4x+12
How do i find only the rational zeros for this equation?

Click here to see answer by jim_thompson5910(28595)

Question 148192: (3x^3y^3)/xy=?
x and y equal 0
Click here to see answer by mangopeeler07(462)

Question 148208: For all x=0 and y=0, (3x^3y^3)/xy=?
Multiple choose answers are
A. 9x^3y^8
B. 9y^4/x
C. 9y^4/x^2
D. 9y^5/x^5
E. 9y^7/x^5
What is the right answer
Click here to see answer by jim_thompson5910(28595)

Question 148232: find the midpoint of the line segment PQ
P(5,9) Q(2,7)
Click here to see answer by stanbon(57377)

Question 148275: (x^5+32) divided by (x+2)- what would be the solution? I would appreciate your help! Thanks.
Click here to see answer by mangopeeler07(462)

Question 148341: Can you show me how to find another way to write

Click here to see answer by Edwin McCravy(8909)

Question 148381: I have tried to figure this problem out and this is what I come up with
The directions say Simply the following expressions. Assume all variables represent nonnegative numbers when the idex is even
radical sign with the radicand is 360 i got radical sign 180 and the radical sign of 2 or would it just be the square root of 360??? Thanks
Click here to see answer by mangopeeler07(462)

Question 148392: Not understanding the polynomials, please help. What is the number of terms, the degree of the polynomial,the leading coefficient and is the ploynomial ascending or descending.
1-x^2+6xy^2-x^3y^3+12y^5

Click here to see answer by stanbon(57377)

Question 148396: Divide:
-x^3 + 75x - 250 / x + 10
I started with x + 10 outside the division box and -x^3 + 75x - 250 inside the box. but when I started to divide them out it wasnt working.
Click here to see answer by stanbon(57377)

Question 148431: Can you tell me if this formula is written correctly?
My worksheet said to type a formula to evaluate the given polynomial at the points x = -2 and y = -3
The polynomial is 1 - x^2y + 6xy^2 - x^3y^3 + 12y^5
The formula I have written is =1*(-2)^2+6*(-3)^2-(-3)^2+3-(-3)+12+(-3)^5
Click here to see answer by stanbon(57377)

Question 148436: Area of a Sail: A triangular sail has an area of {x^2+5x+6} sq. meters and a height of {x+3} meters. Find the length of the sail's base.
Click here to see answer by edjones(7569)

Question 148402: How do I write a formula to evaluate the polynomial at the points x = -2 and y= -3 for the following 1-x^2y+6xy^2-x^3y^3+12y^5
Your help is greatly appreciated!!

Click here to see answer by edjones(7569)

Question 148453: (x³ -5x² - 1) 7x²
Click here to see answer by mangopeeler07(462)

Question 148487: Which of the following represents the product of 3 less than twice x and 2 more than the quanity 3 times x?
a. -6x^2+25x+6
b. 6x^2+5x+6
c. 6x^2-5x+6
d. 6x^2-5x-6
e. 6x^2-13x-6
Click here to see answer by jim_thompson5910(28595)

Question 148466: Combine:
3sqrt48-12sqrt75+4sqrt12
also if you could show how you solved I would greatly appreciate it.
Click here to see answer by mangopeeler07(462)

Question 148526: c/d+3 / 4+c/d
Click here to see answer by mangopeeler07(462)

Question 148531: a/b+b/c / c/d+d/e
Click here to see answer by mangopeeler07(462)

Question 148534: 1/a-1/2 / a-2
Click here to see answer by mangopeeler07(462)

Question 148537: 1/xy / 1/x+1/y
Click here to see answer by mangopeeler07(462)

Question 148536: p/q+q/r / r/s+s/t
Click here to see answer by mangopeeler07(462)

Question 148533: m/(m-n)(m+n)/n+1/(m+n)^2
Click here to see answer by mangopeeler07(462)

Question 148527: 2/y+1/2y / y+y/2
Click here to see answer by checkley77(12569)

Question 148530: x+1/x+2+1/x / x/x+2=1/x^2
Click here to see answer by mangopeeler07(462)

Question 148465: Please if you would
simplify by rationalizing the denominator
(sqrt11-sqrt5)/(sqrt11+sqrt5)
thank you
Click here to see answer by Alan3354(30993)

Question 148449: Perimeter of a rectangle. The perimeter of a rectagular backyard is 6x + 6 yards. If the width is x yards, find a binomial that represents the length.
Click here to see answer by nerdybill(6962)

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, 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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, 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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, 25651..25695, 25696..25740, 25741..25785, 25786..25830, 25831..25875, 25876..25920, 25921..25965, 25966..26010, 26011..26055, 26056..26100, 26101..26145, 26146..26190, 26191..26235, 26236..26280, 26281..26325, 26326..26370, 26371..26415, 26416..26460, 26461..26505, 26506..26550, 26551..26595, 26596..26640, 26641..26685, 26686..26730, 26731..26775, 26776..26820, 26821..26865, 26866..26910, 26911..26955, 26956..27000, 27001..27045, 27046..27090, 27091..27135, 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