Find the slope and the y-intercept of the given line.y = -4x + 7

A. -4, (0, -7)
B. 7, (0, -4)
C. -7, (0, -4)
D. -4, (0, 7)


Answer: D

Mathematics

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Find the average rate of change of the function over the given interval.  g(x) = 6x3 - 4x2 + 1, [4, 8]

A.
B.
C. 312
D. 624

Mathematics

Solve the problem.Suppose that the amount of oil pumped from a well decreases at the continuous rate of  per year. When, to the nearest year, will the well's output fall to one-eighth of its present value?

A. 11 years B. 2 years C. 16 years D. 24 years

Mathematics

Let s be a real number corresponding to the point (a, b) on the unit circle. Use this information to determine the sine and cosine of the real number.s + 

A. sin  = -a, cos  = b
B. sin  = b, cos  = -a
C. sin  = a, cos  = -b
D. sin  = a, cos  = b

Mathematics

Multiply the expression using the product rule.x ? x6

A. x6 B. x7 C. 2x7 D. 2x6

Mathematics