Answer: 48t²+71
Explanation:
3(4t+5)²-4 Problem:
3(16t²+25)-4 In order of PEMDAS, Solve the exponent.
4t(4t) = 16t² 5(5) = 25
48t²+75-4 Distributive property
48t²+71 Subtraction property of equality
(Simplified)
Answer:
48t^2 + 120t + 71
3(16t^2 + 40t + 25) - 4
48t^2 + 120t + 75 - 4
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