Factor completely.x2 - 64
A. (x - 8)(x - 8)
B. (x + 64)(x - 64)
C. (x + 8)(x - 8)
D. (x2 + 8)(x2 - 8)
Answer: C
Mathematics
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Write the complex number in trigonometric form, using degree measure for the argument.2
- 2i
A. 4(cos(-60°) + i sin(-60°)) B. 4(cos 30° + i sin 30°) C. 4(cos(330°) + i sin(330°)) D. 4(cos 150° + i sin 150°)
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Evaluate the integral.
A. 
B. 
C. 212
D. 
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Find z1z2. Express the answer in standard form.z1 = 3
z2 = 5
A. -15i B. 15 C. 15i D. -15
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Solve the problem.Find the x-coordinate of the vertex of a parabola passing through the points (0, 5) and (22, 5).
A. 11 B. 2.5 C. 22 D. 5
Mathematics