Find the product. Write the product in rectangular form, using exact values.[4(cos 120° + i sin 120°)] [6(cos 330° + i sin 330°)]
A. 24
B. -12 + 12i
C. 12 + 12i
D. 24i
Answer: D
Mathematics
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Use a positive rational exponent to write the expression.
A. x-2/9 B. -x2/9 C. x-9/2 D. x9/2
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Graph the function.y = 3 cos (3x - ?)
A.
B.
C.
D.
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