Rationalise the denominator of 1/route7-route3.
Or
1/route11+route7 .
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Hiii friend,
1/✓7 - ✓3
=> 1/✓7 -✓3 × ✓7+✓3/✓7+✓3
=> 1(✓7+✓3)/(✓7-✓3)(✓7+✓3)
=> (✓7+✓3)/(✓7)² - (✓3)²
=> ✓7+✓3/7-3
=> ✓7+✓3/4....Ans...
(2) 1/✓11+✓7
=> 1/✓11+✓7 × ✓11-✓7/✓11-✓7
=> 1(✓11-✓7)/(✓11+✓7)(✓11-✓7
=> ✓11-✓7/(✓11)² - (✓7)²
=> ✓11-✓7/11-7
=> ✓11-✓7/4.
HOPE IT WILL HELP YOU...... :-)
1/✓7 - ✓3
=> 1/✓7 -✓3 × ✓7+✓3/✓7+✓3
=> 1(✓7+✓3)/(✓7-✓3)(✓7+✓3)
=> (✓7+✓3)/(✓7)² - (✓3)²
=> ✓7+✓3/7-3
=> ✓7+✓3/4....Ans...
(2) 1/✓11+✓7
=> 1/✓11+✓7 × ✓11-✓7/✓11-✓7
=> 1(✓11-✓7)/(✓11+✓7)(✓11-✓7
=> ✓11-✓7/(✓11)² - (✓7)²
=> ✓11-✓7/11-7
=> ✓11-✓7/4.
HOPE IT WILL HELP YOU...... :-)
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