Find all the critical numbers of the function.f(x) = 2x3 + 6x2 - 18x + 8
A. -1
B. 6
C. 3, -1
D. -3, 1
Answer: D
Mathematics
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Write each inequality in interval notation and graph the interval on a number line.0 < x < 4
A. [0, 4]
B. (0, 4)
C. (0, 4]
D. [0, 4)
Mathematics
Provide an appropriate response.Why is the answer (x2 - 81)(x2 + 81) not the correct answer to the instruction "Factor 
) completely"?
What will be an ideal response?
Mathematics
Perform the indicated operation without the use of a calculator and express each answer in decimal notation.
A. 0.00142857 B. 700 C. 100 D. 0.07
Mathematics
Provide an appropriate response.Suppose q and p are linearly related such that p = 30 when q = 5, and p = 50 when 
Find p when q = 15.
A. 120 B. 140 C. 130 D. 110 E. 100
Mathematics