Simplify.i6
A. -i
B. 1
C. -1
D. i
Answer: C
Mathematics
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Find the product.(3x + 10)(5x - 7)
A. 8x2 + 29x - 70 B. 15x2 + 29x + 29 C. 15x2 + 29x - 70 D. 8x2 + 29x + 29
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Multiply.(7x + 11y)2
A. 7x2 + 154xy + 121y2 B. 49x2 + 154xy + 121y2 C. 49x2 + 121y2 D. 7x2 + 121y2
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Find the indicated sum. Find the sum of the first 7 terms in the geometric series 6 + 0.6 + 0.06 + . . .
A. 6.606066 B. 0.666666 C. 6.666666 D. 6.066666
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Find the values of x, –2?? x ? 2?, for which the function y = cot x is undefined.
What will be an ideal response?
Mathematics