Factor completely.4x3 + 8x2 - 32x
A. (4x2 + 8x)(x - 4)
B. 4x(x - 2)(x + 4)
C. 4x(x + 2)(x - 4)
D. Prime
Answer: B
Mathematics
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Find the flux of the vector field F across the surface S in the indicated direction.F = 4xi + 4yj + 5k; S is "nose" of the paraboloid z = 4x2 + 4y2 cut by the plane z = 4; direction is away from the z-axis
A. - 21?
B. 
C. 21?
D. 11?
Mathematics
Solve.y varies inversely with x. If y = 6 when x = 5, find y when x = 3.
A. y = 2
B. y = 
C. y = 10
D. y = 15
Mathematics
Translate to an equation. Do not solve.What percent of 36 is 9?
A. t × 36% = 9 B. t = 36 × 9 C. t = 36% × 9 D. t × 36 = 9
Mathematics
Calculate.11
+ 2.85
A. 8.65 B. 10.7875 C. 32.775 D. 14.35
Mathematics