Write the statement as a power function equation. Use k as the constant of variation.p varies directly as r.

A. p = r + k
B. p = k/r
C. p = r
D. p = kr


Answer: D

Mathematics

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Evaluate the integral.

A.  + C
B.  + C
C. 1
D.  + C

Mathematics

Solve the problem.A glass has circular cross sections that taper (linearly) from a radius of 6 cm at the top of the glass to a radius of 5 cm at the bottom. The glass is 14 cm high and full of lemonade. How much work is required to drink all the lemonade through a straw if your mouth is 7 cm above the top of the glass? Assume the density of lemonade equals the density of water. Round to two decimal places when appropriate.

A. 0.57 J B. 1.78 J C. 2.84 J D. 42.24 J

Mathematics

Multiply. Simplify the answer completely.11 ? 

A. 77
B.
C.
D.

Mathematics

Use synthetic division to decide whether the given number k is a zero of the given polynomial function.k = 2 + i; f(x) = x3 + 5x2 - 12x + 14

A. Yes B. No

Mathematics