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What's m2-5m-14=0 solved using the quadratic formula?
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What's m2-5m-14=0 solved using the quadratic formula?

User MMG
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1 Answer

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the answers are x=7 or x=-2


x=-b+
\sqrt{b ^(2) -4ac}/2
x=5 +
\sqrt{(-5) ^){2}-4(1)(-14 }/2
x=5 +
√(25+56)/2
x=5 +
√(81)/2
x=5 +
√(81)/2.....x=7
or
x=5 -
√(81)/2....x=-2
User Botbot
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