show that (2 + under root 3) ( 2 minus under root 3 ) (5 + under root 2) (5 minus under root 2)is a rational
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(2+✔3)(2-✔3)(5+✔2)(5-✔2)
=>(4-3)(25-2)
=>(1)(23)
=>[23] is a rational number (ans.)
hope it helps..... if it helps, then please mark brainliest....
=>(4-3)(25-2)
=>(1)(23)
=>[23] is a rational number (ans.)
hope it helps..... if it helps, then please mark brainliest....
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