Express the number in scientific notation.2500

A. 2.5 × 10-2
B. 2.5 × 10-3
C. 2.5 × 103
D. 2.5 × 102


Answer: C

Mathematics

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Express the given function as a composite of functions f and g such that y = f(g(x)).y =  + 3

A. f(x) = x, g(x) =  + 3 
B. f(x) = , g(x) =  + 3 
C. f(x) = , g(x) = 3
D. f(x) = x + 3, g(x) = 

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Convert to radical notation:

What will be an ideal response?

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Use a calculator to find the root or power rounded to six decimal places.

A. 9.845858 B. 9.848858 C. 9.781324 D. 9.853858

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Find the area of the sector of the circle with radius 2 centimeters and central angle .

A. ?
B.
C.
D.
E.

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