Solve the equation after making an appropriate substitution.x + 
= 56
A. {8}
B. {64}
C. {49}
D. {7}
Answer: C
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Give a geometric description of the set of points whose coordinates satisfy the given conditions.(x - 1)2 + (y - 6)2 + (z - 6)2 < 16
A. All points outside the lower hemisphere centered at (1, 6, 6) B. All points on the lower hemisphere centered at (1, 6, 6) C. All points within the lower hemisphere centered at (1, 6, 6) D. No set of points satisfy the given relations.
Solve.The weights of five National Football League football players are 304 pounds, 
322 pounds. Find the average weight.
A. 298 lb B. 1490 lb C. 297 lb D. 282 lb
Provide an appropriate response.Although any quadratic equation can be solved by 
we generally prefer to use the quadratic formula because it is easier and more efficient to use.
A. multiplying B. dividing C. factoring D. completing the square
Evaluate 
for the matrix 
.
A. ?40 B. ?-40 C. ?-400 D. ?400 E. ?80