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3 years ago

5

Find the missing coefficent. (5d - 7)(5d - 6) = 25d2 + d + 42

2 answers:

Tcecarenko [31]3 years ago

5 0

25d^2-30d-35d+42=25d^2-65d+42.

rosijanka [135]3 years ago

4 0

Its -5 hope this helpssss

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