Evaluate using the order of operations.(-3)3 + 3 ?
- 14 ÷ 7
A. 34
B. -20
C. -16
D. -5
Answer: B
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Rewrite the expression as the logarithm of a single quantity.log 6 7 + log 6 a
A. log 6 7a B. log 12 7a C. log 12 (7 + a) D. log 6 (7 + a)
Find the equation of the line described, and express your answer in the specified form.Parallel to the line -2x - y = 7; passes through the point (0, 0); slope-intercept form
A. y = x
B. y = -2x
C. y = - x
D. y = x + 7
Find the intervals on which the function is increasing and the intervals on which the function is decreasing.f(x) = -x2 + 2x + 8
A. Increasing on (1, ?); decreasing on (-?, 1) B. Increasing on (- 1, ?); decreasing on (-?, - 1) C. Increasing on (-?, - 1); decreasing on (- 1, ?) D. Increasing on (-?, 1); decreasing on (1, ?)
Solve the problem.Meisha has $25,000 that she wants to invest. She invests it in accounts paying 12%, 7%, and 6% simple interest. The account paying 12% is a higher-risk account, so she wants the amount in that account to be half of the amount she has in the account paying 6% simple interest. If her annual interest is $1945, how much is invested at each rate?
What will be an ideal response?