若36(x-1)²=1,1000(y+2)³=1,求x,y的值
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若36(x-1)²=1,1000(y+2)³=1,求x,y的值
若36(x-1)²=1,1000(y+2)³=1,求x,y的值
若36(x-1)²=1,1000(y+2)³=1,求x,y的值
(x-1)²=1/36
x-1=±1/6
x=7/6 x=5/6
1000(y+2)³=1
y+2=1/10
y=-19/10
X=1/6,Y=-19/10
36(x-1)²=1
(x-1)²=1/36
x-1=1/6 或 x-1=-1/6
x=7/6 或 x=5/6
1000(y+2)³=1
(y+2)³=1/1000
y+2=1/10
y=-1.9
36(X-1)^2=1,即(X-1)^2=1/36,所以:X-1=正负1/6,所以,X=7/6或5/6.
.....y=-19/10
(x-1)²=1/36
(x-1)=±1/6
x=7/6或者x=5/6
同理:y=-19/10