Step-by-step explanation:
This sequence is the table of 7 it is negative we will continue so
-7 -14 -21 -28 -35 -42 -49
5x(4x^3 + 3x - 2)
There’s a 5 and a x common.
Answer:

Step-by-step explanation:
This is the Difference of Squares:
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Hope it helps!