A. Find the roots of the following quadratic equation.

1. x²+7x+6=0
2. X²-2x-8=0
3. x²-10x-+25=0
4. X²-81=0
5. X²-36=0​


Sagot :

answer:

1. the Roots is x=−1,−6

2. the Roots is x=4,−2

3. the Roots is x=5±5√2

4. the Roots is x=9,−9

5. the Roots is x=6,−6

Step-by-step explanation:

solving quadratic equation is easy, you just need to solve the QE to by x

#STUDYHARD

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