3,4=5 4,5=11 5,6=19 6,7=29 7,8=?
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Answer:
Step-by-step explanation:
3×4= 12 -7
=5.
4×5=20 -9
=11.
5×6=30 -11
=19.
6×7=42 -13
=29.
Then,
(-2)
7×8=56 -15
=41 Answer.
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