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SMELLYSUZZIEIN
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DIRECTIONS: Factor each completely. Use small letters for the variables. 1.a² − 81 * 2. c² − 16 * 3. 25e² − 16 * 4. 4x² - 49 * 5. 81x² − 400y⁴ *​

Sagot :

CZARINA1608IN

Answer:

1)(a + 9)(a - 9)

2)(c + 4)(c + 4)

3)(5e + 4)(5e - 4)

4)(2x + 7)(2x - 7)

5)(9x + 20y²)(9x - 20y²)

ayan na po ang sagot

Step-by-step explanation:

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