32 Answered Questions for the topic Exponents And Powers

Its about sat

If the value of k is k^-5 is twice the value of 4k^-2 what is the value of k ?

by what number should (3/5)^-2 bedivided so that the quotent become 25

pleas give me answere  

3x^3/9x^3 simplify

The question is about properties of exponents and i tried and i got 3x^-5. Is that right, and can you have a number to the negative power?

Find the average number of cows per square mile.

There are [48⋅5 to the sixth power] cows spread across [32⋅5 to the fourth power] square miles of land. Find the average number of cows per square mile. Round your answer to the nearest whole number.

Find and simplify the perimeter of a right triangle.

Write an expression in simplest form for the perimeter of a right triangle with leg lengths of 3a to the third power and 4a to the third power?

The points (2,9) and (4, 65) lie on the graph of f(x)=2^(ax)+b. What are the values of a and b?

If someone could show me the working behind this I would be very grateful!!!

2^3/2^8=? Am I correct?

My answer should be in the form of 2 raised to a power. im not entierly sure of my answer. Can someone verify?    Related question: what about fractions? For example my paper says, 1/16. and my... more

What are powers of two?

im doing homework and it says: Write each of the following as a power of two. Your answer should be in the form of 2 raised to a power. What does this mean?

Determine which number is larger

this is the problem:  Using exponent rules; determine which number is largest    2^75 and 3^50

what is 5 to the power of -3

Negative exponents....What is the answer to 5 to the power of negative 3  the google calculator says it is 0.008 or something but I think it is wrong...

how do i simplify this to a positive exponent, m^4 x 2m^-3

 combining and simplifying, must be positive at the end

Rodrigo has a square table that has an area of 576 square inches. What is the side length of the table?

 area of 576 square inches i need the side length

"{2^(3x-1) +10}/21=18"

(23x-1 + 10)/21 = 18  

A coin weighs about 14−2 pounds. Find the weight of 1000 of the coins. Round your answer to the nearest tenth.

 This question is about exponents and powers. 

Exponents and powers solve for x

Can you help solve for x?  A) -5+3x^7/4=379   B) (x^-4/5)/(5)=125

NEGATIVE EXPONENTS ANSWER SHOULD BE POSITIVE EXPONENTS

(a4)4 ÷ 2b     the answer I was getting was  a16  / 2b or a8  if possible can you please provide the steps how to get this answer dealing with the exponents

please help in this maths question

please solve this question:  2*3^4*2^5/9*4^2 I am getting 9216 as the answer,is it correct  

please solve this question,

2*3^4*2^5/9*4^2   I am getting the answer 9216,kindly reply that is my answer correct  

What is the value of: y^3 - 20y^2 + 17y - 147 ?

What is the value of: y^3 - 20y^2 + 17y - 147 ?

exponential

2^x=16^x-1

Factoring with fraction exponents

x2/3 - 7x1/3 + 12 = 0

turn 20,000 into a single digit integer

Turn 20,000 into a single digit integer times a power of 10.  

What is (6(-8)) to the second exponent?

Math exponents
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