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orlovа100
@orlovа100
July 2022
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(9х + 7)^{2} - 36 = 0. помогите пж срочно ×ω× ( 7 клас)
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miron2077
Verified answer
(9х + 7)² - 36 = 0
(9х+7+6)(9х+7-6)=0
(9х+13)(9х+1)=0
9х₁+13=0 х₁=-13/9
9х₂+1=0 х₂=-1/9
4 votes
Thanks 6
orlovа100
спасибо помог
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Answers & Comments
Verified answer
(9х + 7)² - 36 = 0(9х+7+6)(9х+7-6)=0
(9х+13)(9х+1)=0
9х₁+13=0 х₁=-13/9
9х₂+1=0 х₂=-1/9