Rationalize the denominator :

14 - √7 / √7

At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?

Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.

Which graph depicts the path of a projectile