6) (9x - 5t)(9x + 3t)
Answers
Answered by
1
Answer:
81x²+27tx-45tx-15t²
81x²-18tx-15t²
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Answered by
1
Answer:
9x(9x+3t)-5t(9x+3t)
81x²+27xt-45tx-15t²
81x²-18xt-15t²
Step-by-step explanation:
Hope it helps....
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