Question

When Ca(NO3)2 is heated, it gives CaO, NO2 gas and O2 gas. The correct number of moles of Ca(NO3)2, CaO, NO2 gas and O2 gas are present in the reaction are respectively:-

(a)2,1,3,2

(b)2,2,4,1

(c)2,2,2,1

(d)1,2,4,1​

Answer 1

Explanation:

find all the zeroes of p(x)=x³-5x² +2x+8

Answer 2

c) 2,2,2,1

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