Find the area of the polygon.
A. A = 300 cm2
B. A = 3125 cm2
C. A = 1875 cm2
D. A = 2500 cm2
Answer: B
Mathematics
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Solve the problem.If f(x) = 4x2 + 4x + 5 and g(x) = 4x - 7, find g(f(x)).
A. 16x2 + 16x + 13 B. 16x2 + 16x + 27 C. 4x2 + 4x - 2 D. 4x2 + 16x + 13
Mathematics
Calculate the work done by the force F along the path C.F = -9yi + 9xj + 2z8k; C: r(t) = cos ti + sin tj , 0 ? t ? 7
A. W = 63
B. W = 126
C. W = 0
D. W = 
Mathematics
Factor the expression. Express your answer so that only positive exponents occur. x9/7 + x5/7
A. x5/7(x4/7 + x) B. x5/7(x4/7 - 1) C. x5/7(x4/7 + 1) D. x5/7(x4/7)
Mathematics
Use technology to calculate det A.A = 
A. 76 B. -84 C. 68 D. 84
Mathematics