Questions on Algebra: Negative and Fractional exponents answered by real tutors!

Tutors Answer Your Questions about Exponents-negative-and-fractional (FREE)

Question 327087: I need help. Please I am confused on how to solve this. Please show work. So I can learn. Thanks!
(x^2/3)^7/2
Click here to see answer by Fombitz(32388)

Question 327056: (9x^9)^1/2
Click here to see answer by Fombitz(32388)

Question 327382: express the term with positive exponents only:
2x^-6
Click here to see answer by Fombitz(32388)

Question 327564: Simplify:
70x^2y^4
___________
40x^3y
Click here to see answer by Fombitz(32388)

Question 327572: Hi! Could you help me figure this question out?
12^-3*2^10*12^0
I have tried many ways but i always come out with 2^10*12^0/12^-3
Thanks alot!
Click here to see answer by Fombitz(32388)

Question 327566: Simplify:
a^2-36
_________
a^2+9a+18
Thank you for your help :)
Click here to see answer by mananth(16946)

Question 327566: Simplify:
a^2-36
_________
a^2+9a+18
Thank you for your help :)
Click here to see answer by MathTherapy(10555)

Question 327567: Multiply and simplify:
6x^3y
_________
2
4x
* ________
5y^4
Click here to see answer by Fombitz(32388)

Question 327565: Simplify:
4m^2+4m
___________
12m^2+16m

Thank you!!
Click here to see answer by Fombitz(32388)

Question 327719: 100=C(3963)^-2 Solve for C
Click here to see answer by josmiceli(19441)

Question 328526: x(x-1)^(-1/2)+2(x-1)^(1/2)
Click here to see answer by Fombitz(32388)

Question 328740: Explain what a negative fraction line is.
Click here to see answer by nyc_function(2741)

Question 329094: Factor x^2+13x+42 Thank you
Click here to see answer by Fombitz(32388)

Question 329224: I can't figure out how to use the law of exponents to simplify:
4.2 ^7/4divided by 4.2^6/7
Click here to see answer by Alan3354(69443)

Question 329700: I know answer but not how to get it, please show detailed step by step, thank you.
(x+5)^1/3 - (x+5)^4/3

and
it's 6 over first term in parentheses,minus, the 1 is over x-8, but computer won't keep it there. divided by term below line. thank you.
6 1
--------- - -----
(x^2 -3x -40) (x-8)
________________________
1
--- +1
x+5
Click here to see answer by mananth(16946)

Question 329911: rewrite the following expression with positive exponents (44 xy)^-3/5
Click here to see answer by Alan3354(69443)

Question 331075: are there any 2 different numbers that when switched with exponents are the same?
Click here to see answer by Edwin McCravy(20060)

Question 332696: How do you solve:
((3x^3/2y^3)/(x^2y^-1/2))^-2
Click here to see answer by solver91311(24713)

Question 332863: How would I evaluate this expression using the correct order of operations?
2-6(1/2-(3))^2+ 2^3
Click here to see answer by Edwin McCravy(20060)

Question 332863: How would I evaluate this expression using the correct order of operations?
2-6(1/2-(3))^2+ 2^3
Click here to see answer by benazir.sj@gmail.com(109)

Question 333993: If x ∈ {-3, -2, -1, 0, 1, 2, 3}, what is the maximum value for |x-8|?
I simply do not get this problem, please help. I would be so thankful.
Click here to see answer by stanbon(75887)

Question 334549: 16^-3/4
Click here to see answer by jrfrunner(365)

Question 334565: my homework is lik 3x-y5 i have no ides what to do CAN YOU PLEASE HELP ME
Click here to see answer by Fombitz(32388)

Question 334776: (g^(3/2) + 3g^(-1/2)) / g^(1/2)
Click here to see answer by mananth(16946)

Question 334896: x is not equal to y , x not equal to 0, y not equal to 0.
{x+y}/{x-y}, whole thing squared, now substitute 1/x for x, 1/y for y and solve.
Click here to see answer by Fombitz(32388)

Question 335004: How do you work out this problem?
125^1/3
Click here to see answer by jim_thompson5910(35256)

Question 335004: How do you work out this problem?
125^1/3
Click here to see answer by stanbon(75887)

Question 335204: Raising n^(-p/n) by which of the following will give the result n?
a) p^(-p/n)
b) n^(n/p)
c) p/n
d) -n/p
I don't understand the question, please help.
Click here to see answer by Fombitz(32388)

Question 335440: What is the simplified version of xy^-3
Click here to see answer by solver91311(24713)

Question 335440: What is the simplified version of xy^-3
Click here to see answer by stanbon(75887)

Question 335533: The top of Acme Tower is 1380 ft above ground level. The bottom of the tower is 30 ft below ground level. How tall is the tower?
1380+30=1410
So 1380-1410=(-30) So it's (-30)???
Click here to see answer by Fombitz(32388)

Question 335575: reduce the fraction -20t5u2v3/48t7u4v? thanks
Click here to see answer by mananth(16946)

Question 335020: Solve:
4/5s=12/15
solve:
-(3/8)s=5/16
Click here to see answer by Fombitz(32388)

Question 337422: sara has 1.45 in nickels and dimes. there are 18 coins in all. how many of each are there? use the five step method and a table in solving this problem.
Click here to see answer by benazir.sj@gmail.com(109)

Question 338012: how do you simpilfy 4 over 5 to the 4th power
Click here to see answer by nyc_function(2741)

Question 338290: how would I do this problem (-4)+7-7
Click here to see answer by checkley77(12844)

Question 338487: (1/2)to the -2 power
Click here to see answer by jim_thompson5910(35256)

Question 338293: Protozoa are single-celled organisms. Paramecium Aurelia is one type of protozoan. The number of Paramecium Aurelia protozoa doubles every 1.25 days. There was one protozoan on a slide 5 days ago. How many protozoa are on the slide now? How do you write the expression and what is the answer? Thank you!
Click here to see answer by scott8148(6628)

Question 338505: -3(-5)(-4x) what is the answer

Click here to see answer by fractalier(6550)

Question 338848: how do you solve for (-2/3) raised to the power of -2
Click here to see answer by nerdybill(7384)

Question 339516: y^2+3y+2
___________
y^2-1
Click here to see answer by Fombitz(32388)

Question 339916: Can you solve
4(A-3)-2A-3
Click here to see answer by jim_thompson5910(35256)

Question 341267: how would you solve an equation set up with X as a dinominator? such as two over X = 3?
Click here to see answer by Fombitz(32388)

Question 341267: how would you solve an equation set up with X as a dinominator? such as two over X = 3?
Click here to see answer by nyc_function(2741)

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