Question

solve the following quadratic equation by factorisation
X2+5x+5=0​

Answer 1

Answer:

x= -5

Step-by-step explanation:

x^2+5*x+5=0

let x be -5

therefore,

-5^2 = 25. 5*-5= -25 -5+5=0

then,

x^2+5x+5=0

25+(-25)+0=0

0+0=0

0=0

therefore, x=-5

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