Simplify {16(−2)−13(−3)}÷15(−2)
(35)2
(925)2
(53)2
(259)2
{16(−2)−13(−3)}÷ 15(−2) ⇒{36–27}×125 ⇒9×125 ⇒925=(35)2
Rationalise the denominator and simplify
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