A:丙酮酸、CO2、葡萄糖
B:丙酮酸、葡萄糖、CO2w_w+w.k_s_5*u.c_o*m
C:CO2、丙酮酸、葡萄糖
D:葡萄糖、丙酮酸、CO2
—Come on, Sandy. Everybody will be lucky or ____(成功的) sometime in their life.
—Thanks, I'll try again.
如图,矩形OABC的两点OA、OC分别在x轴、y轴的正半轴上,点G为矩形对角线的交点,经过点G的双曲线y=kx在第一象限的图象与BC相交于点M,交AB于N,若已知S△MBN=9,则k的值为____ .