Find the perimeter.
A. (4x2 + 8x + 49) units
B. (3x2 - 2x + 49) units
C. (4x2 - 2x + 68) units
D. (4x2 + 8x + 68) units
Answer: C
Mathematics
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Solve the problem.The electromotive force for an electric circuit with a simplified generator is 
at t sec, where
Find the force at 0.6 seconds.
A. 110 volts B. 77 volts C. 24 volts D. 210 volts
Mathematics
Choose the best estimate from the list.
is approximately 1
, 2
, 2, 3.
A. 2
B. 3
C. 2
D. 1
Mathematics
Solve the equation.
- 
= 3
A. {2} B. {3, 8} C. {-2} D. {2, 38}
Mathematics
Simplify. Assume that no radicands were formed by raising negative quantities to even powers.
+ 6
+ 3
A. 9x
B. 9x
C. 19x
D. 19x
Mathematics