Expand this equation (x+7)^2 =

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

Divide. write in the simplest form. 4 1/6 divided by 10