Simplify the polynomial, if possible. Write the result with descending powers.2x9 + 8x9 - 7x9
A. Cannot be simplified; 2x9 + 8x9 - 7x9
B. 3x27
C. -112x9
D. 3x9
Answer: D
Mathematics
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Evaluate the improper integral or state that it is divergent.
A. 0 B. -12 C. Divergent D. 12
Mathematics
Solve the inequality and graph. Express your answer in interval notation.-29 ? -4x - 1 ? -13
A. (-7, -3)
B. [3, 7]
C. [-7, -3]
D. (3, 7)
Mathematics
Use ZERO (or ROOT) to approximate the positive x-intercepts of the equation. Round to two decimal places.y = x4 + 1.5x3 - 8.31x2 - 3.27x + 8.39
A. 0.94 and 2.18 B. 8.39 C. 1.19 and 3.44 D. 0.87 and 2.21
Mathematics
Determine whether there is a maximum or minimum value for the given function, and find that value.f(x) = x2 + 18x + 78
A. Minimum: -3 B. Minimum: -9 C. Maximum: -3 D. Maximum: 0
Mathematics