3. t2 + 10t + 9 = 0 what is the solution
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3. t2 + 10t + 9 = 0 what is the solution
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Answer:
t × 2 + 10t + 9 = 0
12t + 9 = 0
12t = -9
Then apply Zero product property
t=-9;t=-1 is the answer