Solve the problem.Given the area A of a circle, the formula r = 
can be used to calculate the radius of the circle. Rewrite the formula by rationalizing the denominator on the right hand side.
A. r = ? 
B. r = 
C. r = 
D. r = 
Answer: C
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Provide an appropriate response.For approximately what values of x can sin x be replaced by 
with an error of magnitude no greater than 
?
A. |x| < 0.56968 B. |x| < 0.49492 C. |x| < 0.33098 D. |x| < 0.41289
Solve the logarithmic equation symbolically.log (6 - x) = 2
A. x = 10-4 B. x = -94 C. x = -108 D. x = -102/6
Solve the polynomial inequality. Express the solution in interval notation.x3 + 3x2 > x + 3
A. (-?, - 3) ? (-1, 1) B. (- 3, -1) ? (1, ?) C. (-?, - 1) ? (1, 3) D. (-1, 1) ? (3, ?)
Find the requested polynomial. Find a polynomial of degree 3 having the following zeros:1 + 
, 1 - 
, and 6
A. f(x) = x3 + 8x2 - 11x + 6 B. f(x) = x3 - 8x2 + 11x + 6 C. f(x) = x3 - 9x2 + 12x - 6 D. f(x) = x3 - 8x2 + 11x - 6