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Mathematics, 27.07.2019 17:30 kaylienguyen
What is the factored form of the expression t^2-81 a. ( t + 9 ) ( t - 9 ) b. ( t + 81 ) ( t - 81 ) c. ( t + 9 )^2 d. ( t - 9 )^2 i believe it's a, but i'm not sure. .
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What is the factored form of the expression t^2-81 a. ( t + 9 ) ( t - 9 ) b. ( t + 81 ) ( t - 81 ) c...
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