Evaluate the indicated power of i.i49
A. 1
B. -i
C. -1
D. i
Answer: D
Mathematics
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Use the vertical line test to determine whether or not the graph is a graph of a function.
A. not a function B. function
Mathematics
Find the line of symmetry.f(x) = 3x2 - 30x + 71
A. x = 4 B. x = -5 C. x = -4 D. x = 5
Mathematics
Multiply vertically.(7x - 1)(x2 - 2x + 1)
A. 7x3 - 15x2 + 9x - 1 B. 7x3 - 14x2 + 7x + 1 C. 7x3 - 13x2 + 5x - 1 D. 7x3 + 15x2 - 9x + 1
Mathematics
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 + 12
i
C. 12
+ 12i
D. 24i
Mathematics