1.

Find the coefficent of x^2 in (7-2x^2)( x^2-3)

Answer»

In (7-2x ^2 )
the coeficient is -2
In (x^2 -3 )
the coeficient is 1
its because in x^2 the number we have is -2 so the coeficient is -2
in the second case
with x^2 there is no number as we TAKE it as 1
Hope its HELPS



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