Simplify the square root. Assume all variables represent nonnegative real numbers.

A. 2x2y2z4
B. 4x2y2z4
C. 2x2y2z4
D. 4x2y3z7 


Answer: B

Mathematics

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Solve the problem.The radius of a newly discovered planet is approximately 56,000,000 meters. Rewrite the radius in scientific notation.

A. 5.6 × 108 m B. 5.6 × 107 m C. 56 × 106 m D. 5.6 × 106 m

Mathematics

Find a formula for the inverse of the function described below.A size 12 dress in Country C is size 56 in Country D. A function that converts dress sizes in Country C to those in Country D is 

A. f-1(x) = 
B. f-1(x) = x - 16
C. f-1(x) =   + 16
D. f-1(x) =   - 16

Mathematics

Graph the function over a one-period interval.y = -  cos 4(x-?)

A.

B.

C.

D.

Mathematics

Multiply. ?  ?  

A.
B.
C. 1
D.

Mathematics