Question

solve by using quadratic formula is a square - 32 - 105 equal to zero and 40 + 3 x minus x square equal to zero and x minus x minus x square equal to zero and 7 x square + 49 X + 84 equal to zero and X square + 17 - 84 m square equal to zero​

Answer 1

Step-by-step explanation:

first of all try yourself by help of examples dont be dependent on anyone in your exam no one will help you if then also you are anable to solve then ask me again and again till you do not understand how to solve