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in Factorization by (30.8k points)
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Factorize: 

3z2 – 10z + 8

1 Answer

+1 vote
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Best answer

Given, 

3z2 – 10z + 8 

Now, first we have to find out the numbers whose

Sum = - 10 and 

Product = 3 × 8 = 24 

The numbers are 6 and 4, 

So, 

3z2 – 10z + 8 

= 3z2 – 6z – 4z + 8 

= 3z(z – 2) – 4(z – 2) 

= (z – 2)(3z – 4)

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