Solve.A cube has a surface area of 6x2 + 108x + 486. Find the length of a side.

A. x - 9
B. x + 9
C. x + 54
D. 6(x + 9)

Answer: B

Mathematics

You might also like to view...

Give an appropriate answer.Letf(x) = -1 andg(x) = 5. Find[f(x) - g(x)].

A. -6 B. 4 C. -1 D. -3

View
Mathematics

Find the required quantity given the wire that lies along the curve r and has density ?.Moment of inertia Iz about the z-axis, where r(t) = (3 cos t)i + (3 sin t)j, 0 ? t ? ; 

A. Iz = 0
B. Iz = 135
C. Iz = 15
D. Iz = 135

View
Mathematics

Solve.r(r - 14) = -49

A. 49, 7 B. 7 C. -7 D. -7, 7

View
Mathematics

Find the distance in the xy-plane between the two points. Round an approximate result to the nearest hundredth.(- 2, -2) and (0, -8)

A. 6 B. 20 C. 3.16 D. 6.32

View
Mathematics