La fórmula para calcular la distancia de "d" en pies, necesaria para detener un auto sobre una superficie con nieve es d=1/6 x^2, donde x es la velocidad del auto en millas por hora, antes de que se apliquen los frenos. si la distancia necesaria para detener un auto fue de 150 pies, ¿cual era la velocidad del auto antes de que de aplicarán los frenos?

con planteamiento, porfavor.

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

What is the simplified form of square root of 400 to the 100th power ?

Which account has the highest effective annual interest rate? not necessary but show how you got your answer.a. account 1: interest is compounded quarterly at an annual rate of 4.20%.b. account 2: interest is compounded monthly at an annual rate of 4.15%.c. account 3: interest is compounded semiannually at an annual rate of 4.10%d. account 4: interest is compounded annually at a rate of 4.25%.