Find the sum.-25 + [8 + (-23)]
A. -40
B. 6
C. 56
D. 10
Answer: A
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The weight of a pizza with fixed diameter is proportional to its thickness.
Answer the following statement true (T) or false (F)
Use the graph of the function f(x) to locate the local extrema and identify the intervals where the function is concave up and concave down.
A. Local minimum at x = 3 ; local maximum at x = -3 ; concave up on (-?, -3) and (3, ?); concave down on (-3, 3) B. Local minimum at x = 3 ; local maximum at x = -3 ; concave up on (0, ?); concave down on (-?, 0) C. Local minimum at x = 3 ; local maximum at x = -3 ; concave down on (0, ?); concave up on (-?, 0) D. Local minimum at x = 3 ; local maximum at x = -3 ; concave down on (-?, -3) and (3, ?); concave up on (-3, 3)
Provide an appropriate response.Is 9 a solution of 3 ? x - 7 = 20?
A. Yes, 9 is the solution. B. No, 9 is not the solution.
Identify the expression as a monomial, binomial, trinomial, or none of these.-6z4 - 9z3 - 3z2 + 9
A. Trinomial B. Monomial C. Binomial D. None of these