Find the integral using an appropriate trigonometric substitution. 
What will be an ideal response?
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Classify the angle as acute, obtuse, straight, or right.
A. Right B. Acute C. Obtuse D. Straight
Solve the problem. Assume that simple interest is being calculated in each case. Round your answer to the nearest cent.John Lee's savings account has a balance of $278. After 24 months, what will the amount of interest be at 4.3% per year?
A. $11.95 B. $35.96 C. $11.58 D. $23.91
Eliminate the parameter to obtain an equation in x and y and describe the curve.x = t - 3, y = t2 + 5; -1 ? t ? 2
A. y = x2 + 14; portion of a parabola B. y = x2 - 14; portion of a parabola C. y = x2 - 6x - 14; portion of a parabola D. y = x2 + 6x + 14; portion of a parabola
Find the indicated matrix.Let A = 
and B = 
. Find 4A + B.
A. 
B. 
C. 
D. 