Simplify the expression. If the expression cannot be simplified, so state.3[5x2 + 2(6 - x)]

A. 15x2 - 6x + 36
B. 15x2 + 6x + 36
C. 15x2 - 3x + 36
D. 15x2 - 2x + 12

Answer: A

Mathematics

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Find f-1(x) for the following one-to-one function f.f(x) = 3x3 + 6

A. f-1(x) =   - 6 
B. f-1(x) = 
C. f-1(x) = , x ? 6
D. f-1(x) = 

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Find the simple interest. Round to the nearest cent.Principal = $200Rate = 9%Time in years = 5

A. $4.44 B. $90.00 C. $360.00 D. $9.00

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Give an appropriate answer.Letf(x) = 5 andg(x) = 10. Find.

A.
B. 7
C. -5
D. 2

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Between the pair of numbers, insert the appropriate sign: <, =, or >.  

A. = B. > C. <

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Mathematics