(t - 3)2 – (t + 3)2 equals
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(t-3) ^2 - (t + 3)^2= -12t
Step-by-step explanation:
=((t−3)+(t+3))((t−3)−(t+3))
= (t - 3 + t + 3)(t - 3 - t - 3)=(t−3+t+3)(t−3−t−3)
= (2t)(-6)=(2t)(−6)
= -12t
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