5x2 + 5x – 4x2 + 2x= 20
Write this in the standard form.
Then x = [-b + or - sqrt( b^2 - 4ac)]/2a.
Now solve.
Solve the following quadratic equation by implementing the formula method.
Answer to 3 significant figures
Can you Show each step to the solution please.
5x2 + 5x – 4x2 + 2x= 20
The standard form of the quadratic equation is
Ax2 + bx + c = 0