Graph the integrand and use areas to evaluate the integral.

A. 210
B. 161
C. 273
D. 105

Answer: B

Mathematics

Find the value.If F(x, y) = tan-1 , find Fx(-5, 6) and Fy(-5, 6).

A. F_x(-5, 6) = - , F_y(-5, 6) = -
B. F_x(-5, 6) = - , F_y(-5, 6) = -
C. F_x(-5, 6) = - , F_y(-5, 6) =
D. F_x(-5, 6) = - , F_y(-5, 6) = -

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Mathematics

Evaluate the expression or indicate that the root is not a real number.-

A. -312 B. -25 C. 25 D. Not a real number

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Mathematics

Find the magnitude and direction angle (to the nearest tenth) for each vector. Give the measure of the direction angle as an angle in [0,360°].

A. 12; 45°
B. 6; 45°
C. 6; 135°
D. 6; 225°

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Mathematics

Factor the polynomial.343y3 - 1000

A. (7y + 10)(49y2 - 70y + 100) B. (7y - 10)(49y2 + 70y + 100) C. (7y - 10)(49y2 + 100) D. (343y - 10)(y2 + 70y + 100)

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Mathematics