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Add: 6a^2+7a+3, 9a^2-2a+7, 4a^2-2a+9...

Add: `6a^2+7a+3`, `9a^2-2a+7`, `4a^2-2a+9`

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Add: 2a^2b+5b^2a+7 , 3a^2b-2b^2a+6 , 8a^2b-b^2a+9 ,

Let's add : 2a^2b + 5b^2a + 7, 3a^2b - 2b^2a +6, 8a^2b - b^2a + 9

Let us simplify using formula:- (4a^2 -9) (4a^2 - 6a + 9) (4a^2 + 6a + 9)

Add {(-9a)+(-2a)+5a}.

Solve:- frac(7a^4y^3)(9a^2) xx frac(729a^4)(42y^6)

Mode of .2, 7, 5, 3, 7, 1, 6, 9, 7, 3, 6, 3 is

Solve:- frac(7a^4y^2)(9a^2) xx frac(729a^6)(42y^6)

The range of the following set of observations 2,3,5,9, 8, 7, 6, 5, 7, 4, 3 is

Let U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} and A = {1, 3, 5, 7, 9} . Find A′.

If U = {1, 2, 3, 4, 5, 6, 7, 8, 9 }, A = {2, 4, 6, 8} and B = { 2, 3, 5, 7} . Verify that (A ∩ B)′ = A′ ∪ B′