Find the exact area under the curve between the indicated values of x.y = -x2 + 9; between x = 0 and x = 5

A.
B.
C.
D.


Answer: D

Mathematics

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Solve the problem.A bullet is fired with a muzzle velocity of 1,216 ft/sec from a gun aimed at an angle of 8° above the horizontal. Find the horizontal component of the velocity.

A. 169.2 ft/sec B. -176.9 ft/sec C. 170.9 ft/sec D. 1,204 ft/sec

Mathematics

Use the shell method to find the volume of the solid generated by revolving the shaded region about the indicated axis.About the y-axis

A. ?
B. ?
C. ?
D. ?

Mathematics

Factor the four-term polynomial by grouping.4x + 40 + xy + 10y

A. (x + 10y)(4 + y) B. (x + 10)(4 + y) C. (y + 10)(x + 4) D. (y + 10)(4x + y)

Mathematics

Solve triangle ABC. Round side lengths and angle measures to the nearest tenth when necessary.a = 8.30, b = 11.1, C = 122.8°

A. c ? 17.1, A ? 24.1°, B ? 33.1° B. c ? 20, A ? 26.1°, B ? 31.1° C. No triangle exists. D. c ? 22.9, A ? 22.1°, B ? 35.1°

Mathematics