2x²- 8 solve by using identity.
plz give complete solution.
class 9
Answers
Answered by
0
Step-by-step explanation:
(√2x)² - (2√2)²
(√2x+ 2√2) ( √2x - 2√2)
Answered by
1
Step-by-step explanation:
2x^2-8=0
2x^2=8
x^2=8/2
x^2=4
x=√4
x=2
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