Solve the quadratic equation by completing the square.2x2 - 3x - 5 = 0
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Calculate the arc length of the indicated portion of the curve r(t).Following the curve r(t) = 12ti + (5 cos t)j + (5 sin t)k in the direction of increasing of arc length, find the point that lies 65? units away from the point where 
A. (60?, -5, 0) B. (60?, 0, -5) C. (60, -5, 0) D. (60?, 0, 0)
Mathematics
Solve for the unknown whole number in the expression.60 ÷ x = 8 R 4
A. 7 B. 3 C. 17 D. 11
Mathematics
Multiply.
A. 85,938 B. 85,928 C. 86,028 D. 85,918
Mathematics
Write as a percent.0.324
A. 0.324% B. 0.0324% C. 32.4% D. 324%
Mathematics