设A={x|x²-3x+2=0},B={x|2x²-ax+2=0}(1)若A是B的子集,求实数a的取值范围;(2)若B是A的子集,求实数a的取值范围.
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/11 09:27:31
![设A={x|x²-3x+2=0},B={x|2x²-ax+2=0}(1)若A是B的子集,求实数a的取值范围;(2)若B是A的子集,求实数a的取值范围.](/uploads/image/z/3000377-65-7.jpg?t=%E8%AE%BEA%3D%7Bx%7Cx%26%23178%3B-3x%2B2%3D0%7D%2CB%3D%7Bx%7C2x%26%23178%3B-ax%2B2%3D0%7D%EF%BC%881%EF%BC%89%E8%8B%A5A%E6%98%AFB%E7%9A%84%E5%AD%90%E9%9B%86%2C%E6%B1%82%E5%AE%9E%E6%95%B0a%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4%EF%BC%9B%EF%BC%882%EF%BC%89%E8%8B%A5B%E6%98%AFA%E7%9A%84%E5%AD%90%E9%9B%86%2C%E6%B1%82%E5%AE%9E%E6%95%B0a%E7%9A%84%E5%8F%96%E5%80%BC%E8%8C%83%E5%9B%B4.)
x͒JA_%hv(v nJX0b%DQnWB3By]u3sv9l,kﺶcszdXTct[φ]qp٧sXcj5!] spZ"U0-69*doc4463oD`h
o
ReGpsDISA&hlK )19{)B;x8FڄO:KIYuye(4sB6%3 ,_4hvр,}sBoGw Un-EϺ]