Evaluate the function. Express the final answer as an ordered pair.f(x) = 
- 11; f(-9)
A. 25
B. 3
C. 7
D. -15
Answer: B
Mathematics
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Find the length of the curve.x = t3, y = 2t2, 0 ? t ? 1
A. 
B. 
C. 
D. 
Mathematics
Solve the equation.
= 
A. {-216} B. {-6} C. ? D. {6}
Mathematics
Solve the problem.If a rocket is propelled upward from ground level, its height in meters after t seconds is given by 
During what interval of time will the rocket be higher than 98 m?
A. 4 < t < 7 B. 5 < t < 4 C. 0 < t < 2 D. 2 < t < 5
Mathematics
Add or subtract. Then simplify by collecting like radical terms, if possible. Assume that no radicands were formed by raising negative numbers to even powers.
+ 6
+ 7
A. 13
B. 13
C. 63
D. 63
Mathematics