Which statement is true about the product √2(3 √2+ √18)?

Answer

It is rational and equal to 12.

It is rational and equal to 18

It is irrational and equal to 6 + 2 square root of 2

It is irrational and equal to 3 + square root of 8

not only in mathematics, scientific proof also are required in the other field of science. also maths proofs are of particular structure, containing steps and logics. so proving is like doing science, it is science. that's why it is important to prove. 

an inaccurate proof leads to errors, or stating results that are not accurate.  which wil mess the probelm up you dont want this

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