Math, asked by saurabhprakash, 1 year ago

factorise 7xsqure-25-12 by splliting middle term

Answers

Answered by Rajindersingh1234
1
Here is your answer
= 7×^2 -21x-4x-12
=(7x^2- 21x) (-4x-12)
=7x(x-3) -4(x-3)
=(x-3) (7x-4)
Hope it helps you
Mark as brainliest

saurabhprakash: in my book the answer is (x-4)(7x+3)
Rajindersingh1234: yes the answer is right
saurabhprakash: solve
saurabhprakash: from were do you belong
Rajindersingh1234: u have to change the - sign into +
Rajindersingh1234: where i right -4(×-3)
saurabhprakash: look at the given solution
Rajindersingh1234: you have to right +4(x-3) there
Rajindersingh1234: thrn the answer is (x-3)(7x+4)
Rajindersingh1234: then
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