Subtract.13 - (-7)
A. -20
B. -6
C. 6
D. 20
Answer: D
Mathematics
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Find the flux of the vector field F across the surface S in the indicated direction.F(x, y, z) = xyi + yzj + xzk , S is the surface of the rectangular prism formed from the coordinate planes and the planes x = 1, y = 4, and z = 1, direction away from the origin
A. 6 B. 2 C. 24 D. 12
Mathematics
Solve the problem.If f varies jointly as q2 and h, and f = -36 when q = 3 and h = 2, find f when q = 2 and h = 6.
A. -8 B. -24 C. -12 D. -48
Mathematics
Find the exact circumference of the circle.
A. 101? yd B. 202? yd C. 50.5? yd D. 10,201? yd
Mathematics
Write an equation for the parabola.
A. y2 = -4x B. x2 = 4y C. x2 = -4y D. y2 = 4x
Mathematics