Evaluate.(-10)2

A. 100
B. -100
C. -20
D. 20


Answer: A

Mathematics

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Verify the identity. = 

What will be an ideal response?

Mathematics

Solve the problem.The price of a necklace is $6.99. If the salesperson's rate of commission is 14%, how much commission is earned on the sale of the necklace? Round to the nearest cent.

A. $9.89 B. $9.79 C. $0.99 D. $0.98

Mathematics

Find the derivative.y = x 

A.  = 
B.  = 
C.  = 
D.  = 

Mathematics

Solve.The pitch of a screw is the distance between threads. With each complete rotation of the screw, it goes in or out a distance equal to its pitch. How far will a screw with a pitch of  in. go into a piece of wood when it is turned 10 complete rotations clockwise?

A.  in.
B.  in.
C.  in.
D.  in.

Mathematics