Question

a+b:a-b =5:1 then find a²+b²:a²-b²​

Answer 1

Answer:

13:5

Step-by-step explanation:

Solving the equation by putting the value of a from the given equation into the second one.

Answer 2

PROPERTIES TO KNOW:

1.a^2 +b^2 = (a+ b) (a+b)

2.a^2- b^2 = (a+b) (a-b)

=5+5/ 5-1

= 10/4

= 5/2

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