Question

product of a number and two more than that number gives 168.Find the numbers​

Answer 1

2x(2x+2)=168

⇒4x^2+4x−168=0

⇒x^2+x−42=0

⇒(x+7)(x−6)=0

⇒x=−7,x=6

x=−7 is not even,

∴ if x=6 then 2x=12 and 2x+2=14

∴ two consecutive even numbers are 12 and 14

Answer 2

Answer:

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