Find the equation of the tangent line to the graph of f at the given point.f(x) = x2 + 5x at (4, 20)
A. y = 2x + 5
B. y = 13x - 32
C. y = 13x - 72
D. y = 2x - 5
Answer: B
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Graph the hyperbola. Give the coordinates of the center as well as the values of a and b.y2 - 9x2 = 81
A. center (0, 0), a = 9, b = 3
B. center (0, 0), a = 9, b = 3
C. center (0, 0), a = 3, b = 9
D. center (0, 0), a = 3, b = 9
Solve the problem. Use ? ? 3.14 when necessary.Find the volume of a rectangular pyramid with base 15 m2 and height 9 m. Find the result to the nearest unit.
A. 68 m3 B. 45 m3 C. 135 m3 D. 43 m3
Use a calculator with a square root key to find a decimal approximation for the square root. Round the number displayed as indicated.
to the nearest thousandth
A. 19.771 B. 19.779 C. 391.000 D. 19.774
Provide an appropriate response.Points represent:
A. an additional cost of financing B. monthly payments C. 2 percent of the amount borrowed D. a 3 percent up front payment