Factor completely.3c3 - 81d3
A. 3(c - 3)(c2 + 3c + 9)
B. (c - 3d)(c2 + 3cd + 9d)
C. 3(c + 3d)(c2 - 3cd + 9d2)
D. 3(c - 3d)(c2 + 3cd + 9d2)
Answer: D
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Provide an appropriate response.Use quadratic formula to solve. Round answers to the nearest hundredth. 2x2 + 7x - 5 = 0
Fill in the blank(s) with the appropriate word(s).
Identify the polynomial as a monomial, binomial, trinomial, or none of these.-20y4 + 2y3 + 7
A. Monomial B. Trinomial C. None of these D. Binomial
A matrix has an inverse if and only if its determinant does not equal 0. Determine whether the given matrix has an inverse.
A. Yes B. No
Compute the average rate of change of f from x1 to x2. Round your answer to two decimal places whenappropriate. Interpret your result graphically.f(x) = x3 - 4x, x1= 2 and x2= 4
A. -24; the slope of the line passing through (2, f(2)) and (4, f(4)) is -24. B. -8; the slope of the line passing through (2, f(2)) and (4, f(4)) is -8. C. 24; the slope of the line passing through (2, f(2)) and (4, f(4)) is 24. D. 8; the slope of the line passing through (2, f(2)) and (4, f(4)) is 8.