Question

Solve by Formula method:
6x² + 11x - 35 = 0.
2x² - 4x - 2 = 0.
-4x² - 7x +12 = 0.
20x² -15x - 10 = 0.
x² -x - 3 = 0.
5x² - 2x - 9 = 0.
3x² + 4x + 2 = 0.
-x² +6x + 18 = 0.

Answer 1

Answer:

I will tell you the formula then u can do it

Step-by-step explanation:

First you need to compare them with ax(square)+bx+c=0

Then use the formula x = + and - b root b(square) - 4ac upon 2a