7. 8a³bc⁴×( 2bc-3a² + 22a^6 b^6 c^5 )
8. 30c² + 19ac - 63a² 6c - 7a
↓ Multiplying a negative and a positive
__ equals a negative.
30c² + 19ac -(63 × 6) a²c - 7a
↓ Multiply the numbers
30c² + 19ac - 378a²c - 7a
9. a⁴ - a²b² + b⁴
10. Hindi ko alam to sorry T^T
yung no.8 lng enexplain ko
yung ^ ganiyan sa no.7 na linagay ko sa may 22a^6 yung 6 nayan sa ibabaw yan katulad sa 8a³ gets mupo ba HAHA kung hindi bahala kana po T^T
Sana nakatulong pa flw (๑¯㉨¯๑)
#Carry On Learning
