solve the quadratic by taking square roots. as=a,-a where a and -a are the values you found when solving. 3x^2-7=140

x=-7 OR X=7

Step-by-step explanation:

3x^2-7-140=0

3x^2-147=0

x^2=49

x=±7

x= -7 OR x=7

hope u helped :)

step-by-step explanation:

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i hope this answer you! if you have any further questions or concerns, feel free to ask! : )

step-by-step explanation:

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