Find the fourth term in the sequence defined by the following recursive formula.

t1 = 5

tn = 3tn-1 - 12

1) - 75

O 2 3

3) - 3

4) - 21

Solve the equation by completing square method a²-5a+6=0

What is the product of 2x2 + 4x - 2) and (3x+6) ?

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Luis is finding 9-6+2. Find his mistake and correct it : 9-8 = 1