Question

Use the quadratic formula to solve the equation
x^2-45=0

Answer 1

\[x= \frac{-b \pm \sqrt{b^2-4ac}}{2a}\]

Answer 2

Here a=1 ,b=0 ,c=-45
Substitute it into the equation

Answer 3

Is this correct ? -3sqr5 , 3 sqre5

Answer 4

wait a min ..let me do it

Answer 5

Yup !! thats right :)

Answer 6

Thanx

Answer 7

Anytime ^_^