The coordinates of the endpoints of a diameter are given. Find the equation of the circle.(-6, -6), (1, 1)
A. 
2 + 
2 = 98
B. 
2 + 
2 = 50
C. 
2 + 
2 = 74
D. 
2 + 
2 = 
Answer: D
Mathematics
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Use spherical coordinates to find the volume of the indicated region.the region bounded above by the sphere 
and below by the cone 
A. 54?(2 - 
)
B. 54?(2 - 
)
C. 72?(2 - 
)
D. 72?(2 - 
)
Mathematics
Simplify.{[57 - 2 ? 5] - [72 ÷ (1 + 2)]} ? 4
A. 84 B. 116 C. 136 D. 92
Mathematics
Solve for x. Assume that a and b represent positive real numbers.x2 - b = 0
A. 
B. {b, -b}
C. {b}
D. 
Mathematics
Find the amount of refund to the insured using this short-term rate schedule. 
Annual premium: $2637Months in force: 11
A. $1714.05 B. $527.40 C. $131.85 D. $922.95
Mathematics