Explain how estimating the quotient you place the first digit in the quotient of the division problem.

Which of the following is true for the relation f(x)=2x^2+1

Darian wants to build a regulation size pool table that is 9 feet in length. he plans he ordered are 18 by 36 inches. what is the scale factor of the dilation he must use to build a regulation pool table

With alll of except for the 2 that i did already