Math, asked by spm12345, 7 months ago

Expand (9x-5t) (9x+3t)​

Answers

Answered by kumar1995rajeev
3

Answer:

81x²-18xt-15t²

Step-by-step explanation:

81x²-45xt+27xt-15t²

81x²-18xt-15t²

Answered by mighty87
2
Answer:
81x²+27xt-45xt-15t²
Step-by-step explanation:
81x² -18xt - 15t²
3(27x² - 6xt - 5t²)
now solve this qurdatic equation
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