Question

the hcf of two number is 2 and their lcm is 154.if the difference between the numbers is 8, the sum is

Answer 1

Let the two numbers be x1 and x2

X2-X1=8 X2=X1+8

Hcf =2 and Lcm = 154

We know that

X1*X2=Hcf*Lcm

X1*(X1+8)=2*154

X1^2+8x1-308=0

You do the remaining part

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Answer 2

154/2= 77

7*11

A=11*2

B=7*2

14&22