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spayn [35]
3 years ago
14

Help me please it is important

Mathematics
1 answer:
zlopas [31]3 years ago
5 0
#1.
= -15 x^7

#2
= -605 a^6

#3
=5/y^-2
=5y^2

#4
=4 x^8 + 2 x^8
=6x^8

#5

= 3a^5 - 26a^5
= -23a^5

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