Write as a percent.2.3

A. 0.23%
B. 230%
C. 23%
D. 0.0023%


Answer: B

Mathematics

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Calculate the derivative of the function. Then find the value of the derivative as specified.f(x) = x2 + 7x - 2; f '(0)

A. f '(x) = 2x; f '(0) = 0 B. f '(x) = 2x + 7; f '(0) = 7   C. f '(x) = 2x - 2; f '(0) = - 2 D. f '(x) = x + 7; f '(0) = 7

Mathematics

Determine whether the given point is in the solution set to the given system.(2, 8, -3)3x - 4y - 2z = -204x + y - z = 19 x - 2y + 3z = -23

A. No B. Yes

Mathematics

Provide an appropriate response.Is x4 - 1 = (x2 - 1)(x2 + 1) factored completely? If not, factor completely.

A. Yes. B. No. x4 - 1 =(x - 1)2(x + 1)2 C. No. x4 - 1 =(x - 1)(x + 1) D. No. x4 - 1 =(x - 1)(x + 1)(x2 + 1)

Mathematics

Solve the problem.A towing company charges a fixed amount in addition to a per-mile charge to tow a car. The total charge y in dollars is related to the towing distance x in miles by the equation (a) Sketch the graph of this equation for 0 ? x ? 25.(b) What is the charge of towing a car for 15 miles?(c) If the company charged a customer $50 to tow his car, what was the corresponding towing distance? 

What will be an ideal response?

Mathematics