Find the area of the rectangle.

A. 108 sq m
B. 54 sq m
C. 15 sq m
D. 30 sq m


Answer: B

Mathematics

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Multiply and, if possible, simplify. ? 

A.
B.  
C.  
D.  

Mathematics

Add. 732+ 53

A. 785 B. 775 C. 1262 D. 786

Mathematics

The function f is one-to-one. Find its inverse.f(x) = x2 + 1, x ? 0

A. f-1(x) =  - 1, x ? 0
B. f-1(x) = , x ? 1
C. f-1(x) = , x ? -1
D. f-1(x) =  - 1, x < 0

Mathematics

Solve. = 

A. 16
B. 6
C.
D.

Mathematics