Solve.z4 - 8z2 + 12 = 0

A.
B.
C. ±, ±
D.


Answer: C

Mathematics

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Evaluate the indicated function with the given information.Find the value of cos  if sin ? =  (0° < ? < 90°).

A.
B.
C.
D.

Mathematics

Add.53.38 + 79.09 + 39.154

A. 171.634 B. 171.624 C. 172.624 D. 171.724

Mathematics

Solve the problem.Find an expression that represents the area of the figure.

A. 10s16 B. 5s16 C. 5s8 D. 10s8

Mathematics

Find the product. ?

What will be an ideal response?

Mathematics