Find the product.(2x + 4)(x + 7)
A. x2 + 28x + 18
B. x2 + 18x + 17
C. 2x2 + 17x + 28
D. 2x2 + 18x + 28
Answer: D
Mathematics
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The function f(x) changes value when x changes from x0 to x0 + dx. Find the approximation error 
. Round your answer, if appropriate.f(x) = x3, x0 = 9, dx = 0.02
A. 0.016212 B. 0.005404 C. 0.010808 D. 0.021616
Mathematics
Solve and graph the solutions.|x - 11| < 10
A. 
B. 
C. 
D. 
Mathematics
Solve and check.a + 5 = 9
A. -4 B. 14 C. -14 D. 4
Mathematics
Provide an appropriate response.Construct a truth table for the proposition and determine whether it is a contingency, a tautology, or a contradiction: (q ? p) ? ~q.
What will be an ideal response?
Mathematics