Solve the inequality.(b + 7)(b - 1)(b - 4) < 0
A. (4, ?)
B. (-?, -7) or (1, 4)
C. (-7, 1) or (4, ?)
D. (-?, 1)
Answer: B
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Solve the system by substitution.x2 + y2 = 5x + y = 3
A. (-2, 1), (-1, 2) B. (2, 1), (1, 2) C. (-2, -1), (-1, -2) D. (2, -1), (1, -2)
Use the root test to determine if the series converges or diverges.
A. Diverges B. Converges
Solve the application and answer with a complete sentence.In a right triangle, the measure of the middle angle is 28° more than the measure of the smallest angle. What is the measure of the smallest angle?
A. The measure of the smallest angle is 62°. B. The measure of the smallest angle is 76°. C. The measure of the smallest angle is 31°. D. The measure of the smallest angle is 17°.
How long will it take $900 to double itself if it is invested at 11% interest compounded semiannually? Please round the answer to the nearest tenth.
A. 6.5 years B. 9.5 years C. 7.0 years D. 5.5 years E. 7.5 years