Simplify using the rules for exponents.(r4s)2(r3s5)5

A. r259s3127
B. r23s27
C. r27s23
D. rs27


Answer: B

Mathematics

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Solve the problem.The kinetic energy K of an object with mass m and velocity v is  How is dm/dt related to dv/dt if K is constant?

A.  = - 2mv3
B.  = 
C.  = - 
D.  = - 

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Write an inequality to describe the region consisting of all points between (but not on) the spheres of radius 5 and 9 centered at the origin

What will be an ideal response?

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Write the standard form of the whole number that is expressed in word form in the sentence.The Johnsons have driven their car forty-two thousand, eight hundred six miles in the last few years.

A. 4,286 B. 420,806 C. 42,860 D. 42,806

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Find the domain of the rational function.r(x) = 

A. All real numbers except 0 and 6. B. All real numbers except 0. C. All real numbers except -6 and 6. D. All real numbers except 0 and-6.

Mathematics