Find an equation for the sphere with the given center and radius.Center (-4, 9, 0), radius = 10
A. x2 + y2 + z2 - 8x + 18y = 3
B. x2 + y2 + z2 + 8x - 18y = 3
C. x2 + y2 + z2 - 8x - 18y = 3
D. x2 + y2 + z2 + 8x + 18y = 3
Answer: B
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Provide an appropriate response.Identify the radicand, the radical, and the square root of 
= 9.
A. Radicand is 81; radical is 
; square root is 9.
B. Radicand is 9; radical is 
; square root is 81.
C. Radicand is 
; radical is 81; square root is 9.
D. Radicand is 9; radical is 
; square root is 9.
Graph the function.f(x) = 
A. 
B. 
C. 
D. 
Solve the problem.Find the present value of a loan with an annual interest rate of 
and periodic payments of 
for a term of 5 years, with payments made and interest charged 12 times per year.
A. $14,998.97 B. $26,998.14 C. $11,999.17 D. $29,997.93
Each of four factories manufactures three products in the daily quantities and unit costs given in Figures 1 and 2. Find a suitable matrix product to represent production costs.Figure 1 Production quantitiesFactoryProduct AProduct BProduct CAshtabula221523Boston181624Chicago172026Denver222222? Figure 2 Unit production costs Day ShiftNight ShiftProduct A2.74Product B2.54.6Product C3.83.7?
A. 
?
B. 
?
C. 
?
D. 
?
E. none of these?