Solve the inequality. Graph the results.12x + 6 ? 11x + 15
A. x < 12 
B. x ? 9 
C. x ? 9
D. x > 12 
Answer: C
Mathematics
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Multiply the polynomials.(x + 3)(x2 - 3x + 9)
A. x3 + 6x2 + 6x + 27 B. x3 + 27 C. x3 - 6x2 - 6x + 27 D. x3 - 27
Mathematics
Use a finite approximation to estimate the area under the graph of the given function on the stated interval as instructed.f(x) = x2 between x = 0 and x = 4 using a right sum with two rectangles of equal width.
A. 38.75 B. 8 C. 20 D. 40
Mathematics
Evaluate the integral.
A. (1/2)x2e2x - xe2x + (1/4)e2x + C B. (1/2)x2e2x - (1/4)xe2x + (1/4)e2x + C C. (1/2)x2e2x - (1/2)xe2x + C D. (1/2)x2e2x - (1/2)xe2x + (1/4)e2x + C
Mathematics
Sketch the graph of the function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics