已知│2a-3│+(3a+2)=0²,求a¹ºº·b¹º¹的值不好意思,打错了!是已知│2a-3│+(3a+2)²=0,求a¹ºº·b¹º¹的值
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![已知│2a-3│+(3a+2)=0²,求a¹ºº·b¹º¹的值不好意思,打错了!是已知│2a-3│+(3a+2)²=0,求a¹ºº·b¹º¹的值](/uploads/image/z/10257190-70-0.jpg?t=%E5%B7%B2%E7%9F%A5%E2%94%822a-3%E2%94%82%2B%283a%2B2%29%3D0%26sup2%3B%2C%E6%B1%82a%26sup1%3B%26ordm%3B%26ordm%3B%C2%B7b%26sup1%3B%26ordm%3B%26sup1%3B%E7%9A%84%E5%80%BC%E4%B8%8D%E5%A5%BD%E6%84%8F%E6%80%9D%EF%BC%8C%E6%89%93%E9%94%99%E4%BA%86%EF%BC%81%E6%98%AF%E5%B7%B2%E7%9F%A5%E2%94%822a-3%E2%94%82%2B%283a%2B2%29%26sup2%3B%3D0%EF%BC%8C%E6%B1%82a%26sup1%3B%26ordm%3B%26ordm%3B%C2%B7b%26sup1%3B%26ordm%3B%26sup1%3B%E7%9A%84%E5%80%BC)
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已知│2a-3│+(3a+2)=0²,求a¹ºº·b¹º¹的值不好意思,打错了!是已知│2a-3│+(3a+2)²=0,求a¹ºº·b¹º¹的值
已知│2a-3│+(3a+2)=0²,求a¹ºº·b¹º¹的值
不好意思,打错了!是已知│2a-3│+(3a+2)²=0,求a¹ºº·b¹º¹的值
已知│2a-3│+(3a+2)=0²,求a¹ºº·b¹º¹的值不好意思,打错了!是已知│2a-3│+(3a+2)²=0,求a¹ºº·b¹º¹的值
│2a-3│+(3b+2)²=0
所以有:
2a-3=0
3b+2=0
即a=3/2,b=-2/3
a^100*b^101
=(ab)^100*b
=(3/2*(-2/3))^100*(-2/3)
=(-1)^100*(-2/3)
=-2/3
│2a-3│+(3a+2)²= 0
因为一个数的平方大于等于0,一个数的绝对值大于等于0
所以 2a - 3 = 0 且 3a + 2 = 0
所以 a = 3/2 , b = -2/3
a¹ºº·b¹º¹
= (ab)¹ºº·b
= (-1)¹ºº·(-2/3)
= -2/3