SOLUTION: find the product (x-4y)(5x-9y) a)5x^2-29xy-29y^2 b)x^2-29xy+36y^2 c)x^2-29xy-29y^2 d)5x^2-29xy+36y^2

Question 147740: find the product
(x-4y)(5x-9y)
a)5x^2-29xy-29y^2
b)x^2-29xy+36y^2
c)x^2-29xy-29y^2
d)5x^2-29xy+36y^2
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!

Start with the given expression.

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.

So FOILS to .

In other words, .

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