root 2 -1dividedby root 2+1=a+b root2
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√2-1/√2+1=a+b√2.
Rationalizing the denominator:
√2-1/√2+1*√2-1/√2-1.
=(√2-1)²/√2²-1².
=3-2√2+1/2-1.
=3-2√2.
a=3.
b=-2.
Rationalizing the denominator:
√2-1/√2+1*√2-1/√2-1.
=(√2-1)²/√2²-1².
=3-2√2+1/2-1.
=3-2√2.
a=3.
b=-2.
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