√2xsquare+7x+5√2 factories
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Answered by
4
Step-by-step explanation:
2x^2+7x+5√2
=2x^2+5x+2x+5√2
=x(2x+5)√2(√2+√5)
=(x+√2)(2x+5)
hope it help you
Answered by
2
Step-by-step explanation:
√2 x² +7x +5 √2 = 0
⇒ √2 x² + 5x + 2x + 5√2 = 0
⇒ √2x² + 5x + √2*√2*x + 5√2=0
⇒ x(√2x + 5) + √2(√2x + 5) =0
⇒ (x+√2)(√2x+5) = 0
That gives x= - √2 or x= - 5/√2
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