Find an equation of a sphere with the given radius r and center C.  figure 1.png)
What will be an ideal response?
(x-3)² + (y+1)² + z² = 7
Mathematics
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Find the volume under the surface z = f(x,y) and above the rectangle with the given boundaries.z = x2 + y2; 0 ? x ? 1, 0 ? y ? 1
A. 
B. 
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D. 
Mathematics
Graph the integrand and use geometry to evaluate the integral.
A. 18 B. 324 C. 54 D. 162
Mathematics
Solve the problem.If $1000 is invested at the end of each year in an annuity that pays 8%, compounded annually, the number of years it takes for the future value to amount to $22,000 is given by 
Use the change of base formula to find the number of years until the future value is $22,000, to the nearest tenth of a year.
A. 74.4 years B. 67.3 years C. 72.3 years D. 65.0 years
Mathematics
Add.-20 + (-20)
A. 40 B. -40 C. 0 D. -20
Mathematics