Solve the equation. Express radicals in simplest form.2x2 = 30

A. {-15, 15}
B. {16}
C. {15}
D. {-}


Answer: D

Mathematics

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Find the area.

A. 448 m2  B. 512 m2 C. 896 m2  D. 576 m2 

Mathematics

Solve the problem.The supply function for a product is p(x) = x2 + 50, where x is the number of thousands of units a manufacturer will supply if the price is p(x) dollars. Find the inverse of this function.

A. p-1(x) =  + 50
B. p-1(x) = 
C. p-1(x) = 3 - 50
D. p-1(x) = 3

Mathematics

Find the area of the surface obtained by rotating the curve about the y-axis.

Mathematics

Perform the indicated operation. Assume that all variables represent positive numbers. +  +  + 3

A. 55
B. 14 + 41
C. 14 + 21
D. 100 + 421

Mathematics