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hii po help po :(((((​

Hii Po Help Po class=

Sagot :

Answer:

x-2x⁴

Step-by-step explanation:

5x+x⁴-3x⁴-4x

= x-2x⁴

tama ba?

Answer:

11. -2x4 + x

12. 12x5 +  x³ + 9x² +4

Step-by-step explanation:

sana nakatulong