Solve the problem.Find all points on the curve y = sin x, 0 ? x ? 2?, where the tangent line is parallel to the line 
A. ,
B. ,
C. ,
D. ,
Answer: A
Mathematics
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Use a trigonometric substitution to evaluate the integral.
A. sec-1 (ex) + C
B. sin-1 (ex) + C
C. -2 + C
D. ex sin-1 (ex) + C
Mathematics
Solve the equation by completing the square.p2 + 3p - 9 = 0
A.
B.
C. -3 ± 3
D.
Mathematics
Find the area of the shaded region. Use 3.14 to approximate ?, if needed. Round to the nearest tenth if necessary.
A. 201 sq ft B. 114.2 sq ft C. 13.8 sq ft D. 50.2 sq ft
Mathematics
Solve the quadratic equation by completing the square.x2 + 18x + 70 = 0
A. x = -18 +
B. x = -9 ±
C. x = 9 ±
D. x = 9 +
Mathematics