(t – 3)^2
+ (t + 3)^2
= ________
Answers
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4
Answer:
(a-b)^2 + (a+b)^2 = (a^2 - b^2)
Step-by-step explanation:
t^2 - 3^2 =0
t^2 -9 = 0
t^2 =9
t=√9 =3
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