Find all values that make the expression undefined.

A. 0.25
B. 4
C. Never undefined
D. 0


Answer: D

Mathematics

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Perform the indicated operation. Write the answer in scientific notation.(9.5 × 10-3)(4.9 × 106)

A. 4.655 × 104 B. 1.61 × 103 C. 4.655 × 103 D. 14.4 × 109

Mathematics

Rationalize the denominator. Assume variables represent non-negative values.

A.
B.
C.
D.

Mathematics

Rewrite the rational expression with the indicated denominator. = 

A.
B.
C.
D.

Mathematics

Graph the system of inequalities, and find the coordinates of the vertices.y ? 4 - 2xy ? 1

A.

B.

C.

D.

Mathematics