Remove parentheses and simplify.-2(9r + 8) + 5(4r + 10)
A. 2r + 34
B. -34r
C. 7r + 6
D. 2r + 8
Answer: A
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An apple orchard has an average yield of 38 bushels of apples/tree if tree density is 21 trees/acre. For each unit increase in tree density, the yield decreases by 3 bushels. Letting x denote the number of trees beyond 21/acre, find a function in x that gives the yield of apples.
What will be an ideal response?
Graph the function. Use the graph to find any relative maxima or minima.f(x) = |x + 4| - 2
A. Relative maximum of 2 at x = -4 B. Relative minimum of -2 at x = -4 C. Relative minimum of 2.2 at x = -4 D. Relative minimum of 1.7 at x = -4
Find the indicated term for the sequence.Find the 12th term of the sequence whose general term is an = (3n - 8)(5n + 5).
A. 2170 B. 1210 C. 1500 D. 1820
Convert to decimal notation.8.849 × 10-5
A. 0.00008849 B. 0.000008849 C. 0.0008849 D. -884,900