SOLUTION: Give exact and approximate solutions to three decimal places x^2+12x+36=64 How do I solve this?

Question 478235: Give exact and approximate solutions to three decimal places
x^2+12x+36=64
How do I solve this?
Found 2 solutions by Alan3354, MathLover1:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!

(x+14)*(x-2) = 0
x = -14
x = 2
--------
That's one way

Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
...here you have a quadratic function and fist you need to write it in standard form

...now use a quadratic formula to find solutions
...note that , and

solutions:

or

here is the graph:

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