Question

find a and b : √2 -1 / √2+1 =a+b√2​

Answer 1

Answer:

LHS=

√2-1/√2+1 *√2-1/√2-1

=(√2-1)^2/(√2)^2-1

=(2+1-2√2)/2-1

=3-2√2/1

=3-2√2

hence,

a=3. and b=-2.

Step-by-step explanation:

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