Solve for real roots.x - 32x1/2 - 2048 = 0
A. x = 2048
B. x = 3072
C. x = 8192
D. x = 4096
Answer: D
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Compute the gradient of the function at the given point.
A. 
i + 
j + 
k
B. 
i + 
j + 
k
C. 
i + 
j + 
k
D. 
i + 
j + 
k
Arrange the polynomial in descending powers of the variable. Then find its degree and leading coefficient.-17x6 - 2x - 8
A. -17x6 - 2x - 8, degree: 6, leading coefficient: -17 B. -2x - 17x6 - 8, degree: 8, leading coefficient: -2 C. -17x6 - 2x - 8, degree: 7, leading coefficient: -17 D. -8 - 2x - 17x6, degree: 7, leading coefficient: -8
Find the approximate value of the expression with a calculator. Round your answer to three decimal places.sin-1 (0.4216)
A. 2.706 B. 0.435 C. 1.136 D. 3.577
Solve the problem.The charges for renting a moving van are $65 for the first 30 miles and $8 for each additional mile. Assume that a fraction of a mile is rounded up. (i) Determine the cost of driving the van 99 miles. (ii) Find a symbolic representation for a function f that computes the cost of driving the van x miles, where 
(Hint: express f as a piecewise-constant function.)
A. $1097;
f(x) = 
B. $617;
f(x) = 
C. $6987;
f(x) = 