Find the circumference of the circle. Use 3.14 or 
for ? as indicated.Use 3.14 for ?.
A. 5.809 mi
B. 23.236 mi
C. 10.747 mi
D. 11.618 mi
Answer: D
Mathematics
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Parametrize the surface S.S is the cap cut from the paraboloid z = 
- 3x2 - 3y2 by the cone z = 
.
What will be an ideal response?
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Evaluate the expression for the given values.(a + b)2, if a = -2 and b = 6
A. -16 B. 16 C. 8 D. -8
Mathematics
Solve the problem.Mardi received an inheritance of 
. She invested part at 11% and deposited the remainder in tax-free bonds at 12%. Her total annual income from the investments was 
. Find the amount invested at 11%.
A. $39,000 B. $20,000 C. $40,000 D. $53,200
Mathematics
Use the numeric integration feature on your calculator to find the integral.
A. 23.50167 B. None of the above is correct. C. 0.50167 D. 2.350167
Mathematics