Question

Is 5x² + 17x + 6 factorisable? if yes, factorise it.​

Answer 1

Answer:

refer to the attachment

Answer 2

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Comparing 5x² +17x +6 with ax²+bx+c, we get :--

a= 5, b=17 and c= 6

Therefore,

b²-4ac= (17)²-4×5×6

= 289 -120=169.

169 is a perfect square of 13.

Therefore it's proved.