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Multiply Trinomial x Trinomial in 5Secs
#1


friends, today i gonna show u how to do Trinomial x Trinomial in 5 Secs

Example:[2x^2 +4X + 3] [3X^2 + X + 1] = ?

First: Multiply The First 2 Terms Of Each Polynomial to of your Answer; here : 3X^2 x 2X^2 = 6X^4
As its A Trinomial we will leave 3 Middle Terms

Answer: 6X^4 + --------- + ---------- + ----------- + ---------

2nd : Multiply The Last 2 Terms Of Each Polynomial to of your Answer; here : 3 x 1 = 3


Answer: 6X^4 + ---------- + ---------------- + --------------- + 3

3rd: Multiply First Term of the 1st polynomial With The 2nd Term of 2nd Polynomial , Ignoring The Last Terms of Each Polynomial and add the Product

Like This:
[Image: 04f9361530224c7c8ff9442.png]


4th : Multiply Last Term of the 2nd polynomial With The Last Term of 2nd Polynomial , Ignoring The 1st Terms of Each Polynomial and add the Product

Like this :
[Image: 6ffea53d722848aca176bea.png]


5th : Now , multiply 1st term of the 1st polynomial with Last Term of the 2nd Polynomial and 2nd Term of 1st polynomial with 2nd term of the 2nd polynomial and 3rd term of 1st polynomial with 1st term of 2nd polynomial and add the products

Like this:
[Image: ad6b0d96b55d4bf99edcba0.png]


And You got Your Answer !

Source: 2 Days Of Examine




Please add Reps if You like ! Smile

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#2

Cool.... +3 repute to u... Grt....

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#3


bro as i know u cant write so correctly with ur hand and how these pictures

[Image: An9XX.gif]


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