Find the center and radius of the sphere.3x2 + 3y2 + 3z2 - 2x + 2y = 9
A. C
, a = 
B. C
, a = 
C. C
, a = 
D. C
, a = 
Answer: B
Mathematics
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Estimate by rounding.804 ÷ 18
A. 40 B. 30 C. 25 D. 55
Mathematics
Use the Intermediate Value Theorem to determine whether the polynomial function has a zero in the given interval.f(x) = -5x4 + 6x2 + 1; [-2, -1]
A. f(-2) = 55 and f(-1) = 3; no B. f(-2) = -55 and f(-1) = -2; no C. f(-2) = -55 and f(-1) = 2; yes D. f(-2) = 55 and f(-1) = -2; yes
Mathematics
Factor completely. State that the polynomial is prime if it cannot be factored.x2 + 7x + 10
A. (x + 10)(x - 1) B. (x + 5)(x + 2) C. (x + 10)(x + 7) D. (x - 5)(x - 2)
Mathematics
Divide, if possible. If not possible, write "not defined."
A. 983 R1 B. 983 R2 C. 982 R7 D. 983
Mathematics