Question: Solve the given equation without using a calculator. 21t 3 + 56t 2 7 = 0

Solve the given equation without using a calculator.

21t3 + 56t2 − 7 = 0

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We can factor out a 7 from the equation to simplify it 73t3 8t2 1 0 Now we need to solve the cubic e... View full answer

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