Solve the problem.The surface area of a sphere with radius r is 4? r2. Write a polynomial that gives the surface area of a sphere with radius 
A. 4?(r + 4)
B. 4?(r2 + 4)
C. 4?(4r2 + 4r + 4)
D. 4?(r2 + 4r + 4)
Answer: D
Mathematics
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Find the inverse of the matrix by using a graphing calculator.
A. 
B. 
C. 
D. 
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Write the number without exponents.3.854 × 10-6
A. -3,854,000 B. 0.000003854 C. 0.00003854 D. 0.0000003854
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Find the unknown value.48% of what number is 84?
A. 0.57 B. 57 C. 175 D. 1750
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Factor completely. If a polynomial cannot be factored, say it is prime.3x6 - 3x2
A. prime B. 3x2(x - 1)(x + 1)3 C. 3x2(x2 + 1)(x - 1)(x + 1) D. 3x2(x2 + 1)(x2 - 1)
Mathematics