把24分解质因数是24=1×2×2×2×3______.
24=1×2×2×2×3中,1既不是质数也不是合数,所以不正确,
把24分解质因数应该是24=2×2×2×3.
故答案为:×.
It is ___ great pleasure for me to be praised in public.
A./
B.a
C.an
D.the
腰椎斜位摄影,身体冠状面与台面夹角应呈
A.25°
B.45°
C.65°
D.75°
E.85°