if a=1+√7 find a-1/a
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Given, a= 1+√7
Then a-√7/a
=> (1+√7)-√7/1+√7
=> 1/1+√7
by rationalising
1(1-√7)/1-7
=> 1-√7/-6
√7-1/6
Then a-√7/a
=> (1+√7)-√7/1+√7
=> 1/1+√7
by rationalising
1(1-√7)/1-7
=> 1-√7/-6
√7-1/6
anu140903:
thank u for marking my answer as brainliest ❤️❤️
smgh nhi aaya
can explain it plz
kch ni usme value rakh di or rationalize kia h
Do u know how to rationalise??
ys
ohk fine .....then just put the values n rationalise the denominator
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