复数z=x^2-2x-3+{[(log(1/2)(x)]^2-log(1/2)(x)-2}i是虚部为正数的非纯虚数,求实数x的范围(log(1/2)(x)是log以(1/2)为底的x
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![复数z=x^2-2x-3+{[(log(1/2)(x)]^2-log(1/2)(x)-2}i是虚部为正数的非纯虚数,求实数x的范围(log(1/2)(x)是log以(1/2)为底的x](/uploads/image/z/2678771-11-1.jpg?t=%E5%A4%8D%E6%95%B0z%3Dx%5E2-2x-3%2B%7B%5B%28log%281%2F2%29%28x%29%5D%5E2-log%281%2F2%29%28x%29-2%7Di%E6%98%AF%E8%99%9A%E9%83%A8%E4%B8%BA%E6%AD%A3%E6%95%B0%E7%9A%84%E9%9D%9E%E7%BA%AF%E8%99%9A%E6%95%B0%2C%E6%B1%82%E5%AE%9E%E6%95%B0x%E7%9A%84%E8%8C%83%E5%9B%B4%28log%281%2F2%29%28x%29%E6%98%AFlog%E4%BB%A5%281%2F2%29%E4%B8%BA%E5%BA%95%E7%9A%84x)
复数z=x^2-2x-3+{[(log(1/2)(x)]^2-log(1/2)(x)-2}i是虚部为正数的非纯虚数,求实数x的范围(log(1/2)(x)是log以(1/2)为底的x
复数z=x^2-2x-3+{[(log(1/2)(x)]^2-log(1/2)(x)-2}i是虚部为正数的非纯虚数,求实数x的范围
(log(1/2)(x)是log以(1/2)为底的x
复数z=x^2-2x-3+{[(log(1/2)(x)]^2-log(1/2)(x)-2}i是虚部为正数的非纯虚数,求实数x的范围(log(1/2)(x)是log以(1/2)为底的x
由x^2-2x-3!=0得:x!=1和3.
由log(1/2)(x)^2…>0得:
log(1/2)(x)2
得:x>2或0
[log(4)(2x)][log(2x)(3y)][log(3y)(z)]=log(8x)[(8x)]^2,则z=?
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复数z=x^2-2x-3+{[(log(1/2)(x)]^2-log(1/2)(x)-2}i是虚部为正数的非纯虚数,求实数x的范围(log(1/2)(x)是log以(1/2)为底的x
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