Find the indefinite integral.
dx
A. -cos (2x + 1) + C
B. 
sin(2x + 1) + C
C. 2cos (2x + 1) + C
D. sin (2x + 1) + C
E. none of these
Answer: B
Mathematics
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Solve the equation.log3(x + 3) = 3 + log3(x + 1)
A. 
B. 
C. 
D. 
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Reduce the mixed number.4
A. 4
B. 4
C. 4
D. 4
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Use either the binomial theorem or Pascal's Triangle to expand the binomial.(x - 2y)6
A. x6 - 12x5y + 60x4y2 - 160x3y3 + 240x2y4 - 192xy5 + 64y6 B. x6 - 12x5y + 24x4y2 - 36x3y3 + 24x2y4 - 12x y5 + 2y6 C. x6 - 12x5y - 64x4y2 - 40x3y3 - 64x2y4 - 12xy5 - 2y6 D. x6 - 12x5y - 48x4y2 - 144x3y3 - 192x2y4 - 192xy5 - 64y6
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