How do you solve #\frac { 1} { 4} x ^ { 2} + 4x - 3= 0#?
2 Answers
There are two answers:
Explanation:
Use delta formula:
The delta formula says:
where
and just put the values in the formula:
and
There are two answers:
Explanation:
Given
This becomes easier if we multiply both sides by
We can then solve this using the quadratic equation or by completing the square method.
Completing the square
Noting that if
In this case