Questions on Algebra: Exponents and operations on exponents answered by real tutors!

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Algebra: Exponents and operations on exponents

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Question 168391This question is from textbook

: (y-(2/y+1))/(1-(2/y+1))
i'm supposed to simplify that.This question is from textbook

Click here to see answer by nerdybill(2446)

Question 168709: (a). Evaluate 6^,5^0,4^0,3^0,2^0,and 1^0. If you are defining 0^0 what value would you give for 0^0?
0^0 is inderterminate expression. Based on your observation in in part (a) explain why you think 0^0 is indeterminate.
Click here to see answer by vleith(1977)

Question 168741: 6 – 3^2 ÷ 3(–3)=
Click here to see answer by jim_thompson5910(13787)

Question 168837: simplify: (-m3)4 the 3& 4 are exponents.
Click here to see answer by jim_thompson5910(13787)

Question 168837: simplify: (-m3)4 the 3& 4 are exponents.
Click here to see answer by Mathtut(3670)

Question 168865: Can you please help?
.
Please solve , it is 16 to the exponent of (3x^2)
.
Thanks ahead of time, Levi
Click here to see answer by Alan3354(6079)

Question 168864: 3xy^-1/12x^.5y^2
Click here to see answer by ankor@dixie-net.com(6693)

Question 169407:

Click here to see answer by Edwin McCravy(2922)

Question 169632: simplify (x-2y8z)-5
---------
(x-4y9z)-4
Numbers are all exponents
Click here to see answer by jim_thompson5910(13787)

Question 169631: Divide - (x4-16) (x + 2)
Click here to see answer by Alan3354(6079)

Question 169630: The area of a rectangle is 15m^2 + 11m - 12. Find the length if the width is 5m-3
Click here to see answer by checkley77(7049)

Question 169630: The area of a rectangle is 15m^2 + 11m - 12. Find the length if the width is 5m-3
Click here to see answer by gonzo(654)

Question 169594: Simplify with positive exponents:

Click here to see answer by Edwin McCravy(2922)

Question 169577: (x^-3)^-2(x^-1y)^2/(xy^-2)^2
Click here to see answer by stanbon(26271)

Question 170231: 1. {3(7 - 9) + 16}^3 ÷ (-5) - 2^4
Click here to see answer by Alan3354(6079)

Question 170198: Simplfy (21x^-4y^-3)/(12x^4y^-2)
I came up with 7/(4x^8y) but am not sure if that is right
Thanks
Click here to see answer by checkley77(7049)

Question 170644: 48a^3b^6c/12a^2b^4
Click here to see answer by checkley77(7049)

Question 170682: Find the ones digit of 7 raised to the 7th power raised to the 7th power. I multiplied 7, 14 times and I'm not sure that is correct. Thank you.
Click here to see answer by vleith(1977)

Question 170744: PLEASE HELP ME WITH THIS PROBLEM: y with the exponent 3 - 2y with the exponent 2 + 3y -4 when y = 5 i do not under stand if in the part 2y with the exponent 2 do i multiply 2 * 5 or do the exponent with 5 first?
Click here to see answer by checkley77(7049)

Question 170810: rewrite the expression so that all exponents are positive
4d(to the negative 4) time e(to the negative 1) divided by f(to the -8)
Click here to see answer by stanbon(26271)

Question 170939: Sorry here is the question. I read it incorrectly.
How do you evaluate the expression
10^log(3.14)
Click here to see answer by stanbon(26271)

Question 171847: 8r²=76r
Click here to see answer by Alan3354(6079)

Question 172558: Need help on these that I have to complete today
Evaluate for a=3 and b= -4
1.a. (2b)^3
is the answer 512?
b. –ab^2(a- ab)
c. –a - b^2- 5
d. –2(ab)^2

2. Combine like terms
a. –5w+9x- 8w - 4x
b. –4+5y+ (-3) +5y+4y
I believe if I can have help with these I will be able to grasp the rest of my hw. Thank you anyone for your quick reply.

Click here to see answer by Earlsdon(4900)

Question 172688: y=-2x...find x?
Click here to see answer by checkley77(7049)

Question 172795: g^-5.g^8
Click here to see answer by checkley77(7049)

Question 172893This question is from textbook geometry

: How do you solve for y in the equation (y^2=y+30)?This question is from textbook geometry

Click here to see answer by Alan3354(6079)

Question 172893This question is from textbook geometry

: How do you solve for y in the equation (y^2=y+30)?This question is from textbook geometry

Click here to see answer by solver91311(5072)

Question 173492This question is from textbook Strategies for problem solving workbook
: in the following equation, if x is measured in meters and t is measured in seconds, identify the units on the variable v
x=vtThis question is from textbook Strategies for problem solving workbook

Click here to see answer by solver91311(5072)

Question 173495This question is from textbook Strategies for problem solving workbook
: in an exponential expression such as A=be -(t/RC) power, we cannot attach units to the exponent -(t/RC) beacause a base, such as e can only be raised to a pure number. consequently, if the variable t in this equation is measured in seconds, what does this imply about the units on the product RC?This question is from textbook Strategies for problem solving workbook

Click here to see answer by stanbon(26271)

Question 173527: 6z to the x power if x= -3 and z= 4
Click here to see answer by jim_thompson5910(13787)

Question 173529: 2a to the negative 3rd power b to the 1st power if a= 2 and b= 12
Click here to see answer by nycsub_teacher(90)

Question 173827: Chapter 4 college math 117 algII
express using positive exponents and then simplify
3 with -2 being raised
Click here to see answer by nycsub_teacher(90)

Question 174145: Can you tell me if I am correct. If the problem is to simplify the following:
(4ab^2)^0 I believe that the answer is 1 because anything to the 0 power is 1. Am I correct?
Click here to see answer by scott8148(3382)

Question 174208: Simplify:

Thanks!
Click here to see answer by Edwin McCravy(2922)

Question 174236: 1. Find the equation of the line that passes through the points (-4,-11)and (-2,-3).
2. find the slope of the line containing the given points. P1(3,11), P2(6,17)
Multiply
3. (x^2-7x+5)(3x-3)
4. 6x^10-3x^8+1/x^4
Click here to see answer by Student3354(5)

Question 174023: [(9n10)+(9n10)]n10 what is answer. Show work
Click here to see answer by nycsub_teacher(90)

Question 173544: -7q^14x^u^14/11q^14x^12u^3
Click here to see answer by checkley77(7049)

Question 174506: Solve the following equation for A : 2A/3 = 8 + 4A
A. -2.4
B. 2.4
C. 1.3
D. -1.3
E. 0

Click here to see answer by tutorcecilia(2042)

Question 174512: can you please simplify this problem for me? thanks in advance
3u^-4x^-9z^-5x^9*4u^-7*5z^8
Click here to see answer by checkley77(7049)

Question 174580: (x^2-2x-3=0)
Click here to see answer by jim_thompson5910(13787)

Question 174580: (x^2-2x-3=0)
Click here to see answer by tutorcecilia(2042)

Question 174632This question is from textbook Strategies for Problem Solving
: I cannot find any formulas anywhere that suggest what I am looking for as a unit of measure. I need to get these right.
1. Identify the units on x in each of the following equations.
(a) (both y and z are measured in feet)
(b) (y is measured in inches)
(c) (t is measured in seconds)
(d) (both F and d are measured in meters)
I am really stuck on (c) and (d). ThanksThis question is from textbook Strategies for Problem Solving

Click here to see answer by Mathtut(3670)

Question 174804: what is the illegal values of b in the fraction 2b^2+3b-10 over b^2-2b-8?
Click here to see answer by Earlsdon(4900)

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