Question

How do you solve 3z2+4z−7=0?

Answer 1

Answer:

Step-by-step explanation:

 3z^2+4z−7=0

a =3

b=4

c=-7

quadratic equation = -b plus or minus root of b^2 - 4ac/2a

substitute values in it

or,-4  plus or minus root of 16+84/6

or,-4 plus or minus root of 100 /6

or, -4 plus or minus 10/6