Factor the expression 49t4 - 25 using the polynomial identity (x2 - y2) = (x - y)(x + y)
1 answer:
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Answer:
=
- 3
Step-by-step explanation:
A recursive formula allows a term in the sequence to be found from the previous term by adding the common difference to it.
Here d = 5 - 8 = - 3, thus
=
- 3 with a₁ = 8 ← recursive formula