Find (2x – 7)2
a. 4x4 – 49
b. 4x4 - 14x2 + 49
c. 4x4 – 28x2 + 49
d. 4x2– 28x – 49

The radical equation 2+√2x-3 = √x+7 has a solution set [x= a0} and an extraneous root x = a1.

Give me the equations of two lines that have the same slope but are not parallel.

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?