1.

Let A={x:x is a root of the equation x3+2x2−x−2=0} and B={x:x is a prime divisor of 720 }, then n(A×B) is

Answer»

Let A={x:x is a root of the equation x3+2x2x2=0} and B={x:x is a prime divisor of 720 }, then n(A×B) is



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