Provide an appropriate response.Find integers m and n such that mn = 15 and m + n = 8.

A. 5, 8
B. -5, 3
C. 5, 3
D. -5, -3


Answer: C

Mathematics

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Find the slope of the polar curve at the indicated point.r = -5 + 3 sin ?, ? = 0

A.
B. - 
C.
D. - 

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Tell whether a linear model or a quadratic model is appropriate for the data. If linear, tell whether the slope should be positive or negative. If quadratic, decide whether the leading coefficient a of x2 should be positive or negative.

A. linear; positive B. quadratic; negative C. quadratic; positive D. linear; negative

Mathematics

Solve.A collection of dimes is arranged in a triangular array with 18 coins in the base row, 17 in the next, 16 in the next, and so forth with 1 dime in the last row. Find the value of the collection.

A. $8.55 B. $1.71 C. $34.20 D. $17.10

Mathematics

Round to the nearest thousand. 2,543,441

A. 2,543,400 B. 2,544,000 C. 2,540,000 D. 2,543,000

Mathematics