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guapka [62]
2 years ago
10

Multiply Conjugates Using the Product of Conjugates Pattern

Mathematics
1 answer:
grin007 [14]2 years ago
6 0

Answer:

The product is the difference of squares is $$\left(9c+5\right)\left(9c-5\right)=81{{c}^2}-25$$

Step-by-step explanation:

Explanation

  • The given expression is (9 c+5)(9 c-5).
  • We have to multiply the given expression.
  • Square the first term 9c. Square the last term 5 .

$$\begin{aligned}&(9 c+5)(9 c-5)=(9 c)^{2}-(5)^{2} \\&(9 c+5)(9 c-5)=81 c^{2}-25\end{aligned}$$

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