Find the center and radius of the sphere.
A. center: (3, -6, -3); radius: 25
B. center: (-3, 6, 3); radius: 5
C. center: (3, -6, -3); radius: 25
D. center: (-3, -6, -3); radius: 5
E. center: (3, -6, -3); radius: 5
Answer: B
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Compute the values of f(x) and use them to determine the indicated limit.If f(x) = 
, find 
f(x).
A. 
; limit = ?
B. 
; limit = 2.13640
C. 
; limit = 0.7071
D. 
; limit = 0.21213
Solve the problem.The perimeter of a triangle is 37 cm. The triangle is isosceles now, but if its base were lengthened by 4 cm and each leg were shortened by 4 cm, it would be equilateral. Find the base of the original triangle.
A. 7 B. 6 C. 11 D. 15
Find the product. Write your answer in simplest form.
? 
A. 
B. 
C. 
D. 
Convert the units.7.27 m = cm
A. 72.70 cm B. 0.0727 cm C. 0.727 cm D. 727 cm