Tính các đạo hàm riêng của hàm số (,)=6+ln(−8−7) f ( x , y ) = y e 6 x + ln ⁡ ( − 8 x − 7 y ) tại (0,−7) ( 0 , − 7 ) .

Match each poem with the subculture or counterculture from which it came. hip–hop counterculture feminist counterculture beat generation a. "pay attention, here's the thick of the plot/i pulled up to the corner at the end of my block/and that's when i saw this beautiful girly–girl walkin'/i picked up my car phone to perpetrate like i was talkin'" (jazzy jeff and the fresh prince) b. "for no church told me/no guru holds me/no advice/just stone/of new york" (jack kerouac) c. "you fit into me/ like a hook into an eye/a fish hook/an open eye" (margaret atwood)