Perform the indicated operation. Simplify if possible.
- 
A. 5x
B. 
C. 5
D. 
Answer: C
Mathematics
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. 3-2? 34
A. 
B. 6
C. -729
D. 9
Mathematics
Subtract. 2n6 + 3n5 - 16
A. -3n6 + 8n5 - 22 B. -20n11 C. -3n6 - 7n5 - 22 D. -3n6 - 7n5 - 10
Mathematics
A bicycle pedal is pushed by a foot with a force of a-N as shown. The shaft of the pedal is 12 cm long. Find the magnitude of the torque about P correct to two decimal places.
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Mathematics
Simplify.
+ 
+ 
A. 18
B. 
C. 
D. 14
Mathematics