(3√5-5√2) (4√5+3√2) solve it fast plz
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hey hope this helps
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multiply 3root5 and 4root5=12*5=60.
multiply 3root5 and 3root2=9root10.
multiply -5root2 and 4root5=-20root10.
multiply -5root2 and 3root2=-15*2=30.
simplify it as,
=60-30+9root10-20root10
=30-11root10.its the correct answer.
multiply 3root5 and 3root2=9root10.
multiply -5root2 and 4root5=-20root10.
multiply -5root2 and 3root2=-15*2=30.
simplify it as,
=60-30+9root10-20root10
=30-11root10.its the correct answer.
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