I don't understand this class and my teacher is stupid and won't go over it again to help me better understand
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This is an example of the difference of squares.
So to find the product of <span>(9y</span>²<span> – 4x)(9y</span>²<span> + 4x), we use the formula for the difference of squares.
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So to find the product of <span>(9y</span>²<span> – 4x)(9y</span>²<span> + 4x), we use the formula for the difference of squares.
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