SOLUTION: Find each of the following squares. (7p + 6q)^2

Question 113733: Find each of the following squares. (7p + 6q)^2
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given expression

Expand

Now let's foil the expression

Remember, when you FOIL an expression, you follow this procedure:

Multiply the First terms:

Multiply the Outer terms:

Multiply the Inner terms:

Multiply the Last terms:

Now collect every term to make a single expression

Now combine like terms

---------------------
Answer:
So foils and simplifies to

In other words,

Notice how factors back to the original expression (if you need help with factoring, check out this solver). So this verifies our answer.

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