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X square + 7 x + 10 is equal to zero

Posted by Kamini Sisodia 6 years, 4 months ago

CBSE > Class 10 > Mathematics

4 answers

Rishu Kumar 6 years, 4 months ago

X2 + 7x +10 X2 + 5x + 2x +10 (X2 +5) (2x+10) X+2) (x+2) X=-2,-5

0Thank You

Harsh Mishra 6 years, 4 months ago

So, the answer looks like :-

We have,

x² + 7x + 10

= x² + 2x + 5x + 10

= x(x+2) + 5(x+2)

= (x+2)(x+5) , i.e., X = -5 or -2

2Thank You

Harsh Mishra 6 years, 4 months ago

<a>Abhijeet Singh </a>

Here,we have x²+7x+10 x²+2x+5x+10 x(x+2)+5(x+2) (x+2)(x+5)

Bhai, Equal ka sign bhee laga diya karo.....:)

0Thank You

Abhijeet Singh 6 years, 4 months ago

Here,we have x²+7x+10 x²+2x+5x+10 x(x+2)+5(x+2) (x+2)(x+5)

1Thank You

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CBSE > Class 10 > Mathematics