Question
First try to solve the equation by factoring. If you are unable to solve the equation by factoring, solve the equation by using the quadratic formula. For equations with solutions that are irrational numbers, give exact solutions and approximate solutions to the nearest thousandth.
42y^2 − 6 = 29y
42y^2 − 6 = 29y
Answers
Steve
42y^2 − 6 = 29y
42y^2 - 29y - 6 = 0
(6y+1)(7y-6) = 0
...
42y^2 - 29y - 6 = 0
(6y+1)(7y-6) = 0
...
anonymous
are the final answers are 0.808301, -0.117825
Steve
Oh, please!
(6y+1)(7y-6) = 0
so, either
6y+1 = 0
y = -1/6
or
7y-6 = 0
y = 6/7
How did you come up with your answers?
(6y+1)(7y-6) = 0
so, either
6y+1 = 0
y = -1/6
or
7y-6 = 0
y = 6/7
How did you come up with your answers?