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Factorize:  7x^2 – 19x – 6

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Factorize: 

7x2 – 19x – 6

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Given, 

7x2 – 19x – 6 

Now, first we have to find out the numbers whose

Sum = - 19 and 

Product = 7 × - 6 = - 42 

The numbers are 21 and 2, 

So, 

7x2 – 19x – 6 

= 7x2 – 21x + 2x – 6 

= 7x(x – 3) + 2(x – 3) 

= (x – 3)(7x + 2)

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