Question

please answer the question in long process​

Answer 1

Answer:

Ra-Rb +2a -2b / a^2- b^2 answer

Step-by-step explanation:

= R/a+b - 2/a-b + 4a/a^2-b^2

to haro ka lcm = a^2-b^2

so, = R(a-b) -2(a+b) +4a(1) / a^2-b^2

= Ra-Rb - 2a-2b + 4a /a^2-b^2

= Ra-Rb +2a -2b / a^2- b^2 answer

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