How can you use the binomial theorem to expand (y−2)7 ?
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Answer:
(y-2)⁷
Step-by-step explanation:
y⁷-7y⁶2₊21y⁵2²-35y⁴2³₊35y³2⁴₋21y²2⁵₊7y2⁶-2⁷
y⁷-14y⁶+84y⁵-280y⁴+560y³-672y²+448y-128
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