3√5-√7÷3√3+√2 simplify and rationlaise the denominator
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Heya !!
3✓5 - ✓7 / 3✓3 + ✓2
=> (3✓5 - ✓7) /( 3✓3 + ✓2 ) × ( 3✓3 - ✓2 ) /(3✓3-✓2)
=> (3✓5 - ✓7 )(3✓3-✓2) / (3✓3 + ✓2 )(3✓3 - ✓2 )
=> 3✓5 ( 3✓3 - ✓2 ) -✓7 ( 3✓3 - ✓2 ) / (3✓3)² - (✓2)²
=> 9✓15 - 3✓10 - 3✓21 + ✓14 / 27 - 4
=> 9✓15 - 3✓10 - 3✓21 + ✓14 / 23 [ Answer ]
3✓5 - ✓7 / 3✓3 + ✓2
=> (3✓5 - ✓7) /( 3✓3 + ✓2 ) × ( 3✓3 - ✓2 ) /(3✓3-✓2)
=> (3✓5 - ✓7 )(3✓3-✓2) / (3✓3 + ✓2 )(3✓3 - ✓2 )
=> 3✓5 ( 3✓3 - ✓2 ) -✓7 ( 3✓3 - ✓2 ) / (3✓3)² - (✓2)²
=> 9✓15 - 3✓10 - 3✓21 + ✓14 / 27 - 4
=> 9✓15 - 3✓10 - 3✓21 + ✓14 / 23 [ Answer ]
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