The function f is one-to-one. Find its inverse.f(x) = (x + 2)3 - 8.
A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
+ 8
D. f-1(x) = 
- 2
Answer: D
Mathematics
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Calculate the arc length of the indicated portion of the curve r(t).r(t) = 11t3i + 10t3j + 2t3k, -1 ? t ? 2
A. 2025 B. 45 C. 675 D. 135
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Solve the problem.For the equation y = - 
sin(4x + 3?), identify (i) the amplitude, (ii) the phase shift, and (iii) the period.
A.
| (i) 2 | (ii) 3? | (iii)  |
B.
(i)  | (ii) -  | (iii) 4 |
C.
(i)  | (ii) -  | (iii)  |
D.
(i) -  | (ii) -  | (iii) 4 |
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Graph the system of inequalities.y < x + 12x + 3y > 6
A. 
B. 
C. 
D. 
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Rationalize numerator.
A. 
B. 
C. 
D. 
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