Math, asked by nathanfromindia, 8 months ago

solve this solve this

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Answers

Answered by kalyanprasanna7583

0

C. 7 and -7

Step-by-step explanation:

because 7²=49 and -7²=49

Answered by Dikshant2005

0

Answer:

solving process maybe it will help:

Step-by-step explanation:

x2-7^2=0

(x2+7)(x2-7)=0

Either

x2+7=0

x2=-7

or

x2-7=0

x2=7

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