Math, asked by gunjanboruah4, 7 days ago

Factorised form of x^2 - 10x + 21

Answers

Answered by Anonymous
1

Step-by-step explanation:

x

2

+10x+21

=x

2

+7x+3x+21

=x(x+7)+3(x+7)

=(x+3)(x+7)

Answered by Anonymous
2

Answer:

  • (x - 3)(x - 7)

Step-by-step explanation:

In this question, we have to factorise the below equation,

=> x² - 10x + 21

Using the method of middle term splitting,

=> x² - 7x - 3x + 21

=> x ( x - 7 ) - 3 ( x - 7 )

=> ( x - 3 ) ( x - 7 )

Hence factorised!

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