Find the indicated composite for the pair of functions.f(x) = 4x2 + 2x + 7; g(x) = 2x - 3Find (g?f)(x).
A. 4x2 + 4x + 11
B. 8x2 + 4x + 11
C. 8x2 + 4x + 17
D. 4x2 + 2x + 4
Answer: B
Mathematics
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Calculate the flux of the field F across the closed plane curve C.F = xi + yj; the curve C is the counterclockwise path around the circle x2 + y2 = 121
A. 484? B. 22? C. 0 D. 242?
Mathematics
Give the name of the surface.
A. Oblique rectangular prism B. Square cone C. Oblique cylinder D. Oblique square pyramid
Mathematics
Evaluate the exponential expression.
3
A. 
B. 2
C. 
D. 7
Mathematics
Find the missing parts of the triangle. B = 29.5°b = 19.45a = 19.75If necessary, round angles to the nearest tenth and side lengths to the nearest hundredth.
A. A = 30°, C = 120.5°, c = 34.03 B. A1 = 30°, C1 = 120.5°, c1 = 34.03; A2 = 150°, C2 = 0.5°, c2 = 0.34 C. A = 150°, C = 0.5°, c = 0.34 D. no such triangle
Mathematics