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seraphim [82]
3 years ago
13

Solving quadratic equation by extracting square roots x2 - 100 = 0 ​

Mathematics
2 answers:
sp2606 [1]3 years ago
7 0

Step-by-step explanation:

x^2 -100=0

or, (x)^2-(10)^2=0

or, (x+10)(x-10)=0

Either, X+10=0

or, X -10

OR, x-10=0

or, X=+10

Therefore, X= -10 , +10

OR,

X=+-10.

<h3> Hopes it helps you ☺️☺️</h3>

Thank you ☺️☺️

hichkok12 [17]3 years ago
5 0

Answer:

x=+-10

Step-by-step explanation:

x^2=100\\\sqrt{x^2}=\sqrt{100}\\x=+-10

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