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11 votes
11 votes
PLEASE HELP URGENT

Solve for the roots in simplest form using the quadratic formula:
4x^2+4x=3

User Shlomi Schwartz
by
3.0k points

1 Answer

5 votes
5 votes

Answer: x = 1/2 , -3/2

Explanation:

Use the quadratic formula:

a=4

b=4

c=-3

x= -4 +- sqrt16-4(4)(-3) / 8

= -4 +- sqrt16+48 / 8

= -4 +- sqrt64 / 8

= -4 +- 8 / 8

Split it to (-4 + 8) / 8 and (-4 - 8) / 8

4/8 and -12/8 = 1/2 and -3/2

User Joshua Girard
by
2.9k points