Perform the indicated operation. Express the answer in scientific notation.(7 × 10-1)(2.7 × 10-5)
A. 18.9 × 10-5
B. 1.89 × 10-5
C. 1.89 × 105
D. 189 × 10-6
Answer: B
Mathematics
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Find the horizontal and vertical components of the vector shown in the given figure.The magnitude of the vector is 69.
A. 66.7, -17.9 B. -17.9, 66.7 C. -66.7, 17.9 D. 17.9, -66.7
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Find the exact function value.cot-1(-1)
A. 
B. - 
C. 
D. - 
Mathematics
Solve the inequality. Give the solution set in both interval and graph forms.-37 < 5x - 7 and 5x + 7 < -3
A. [-6, -2]
B. [-6, -2)
C. (-6, -2]
D. (-6, -2)
Mathematics
Rewrite the expression in terms of sin ? and cos ?.tan ?(cot ? - cos ?)
A. 1 B. 1 - sin ? C. -sec2 ? D. 0
Mathematics