问题描述:
(1)设实数a、b、c满足|a-2b|+√(3b-c)+(3a-2c)^2=0,则a:b:c=________.
(2)已知a=24,b=6,则a,b的比例中项c为_______.
(3)若(a+2)/3 = b/4 = (c+5)/6,且2a-b+3c=21,试求a:b:c.
(2)已知a=24,b=6,则a,b的比例中项c为_______.
(3)若(a+2)/3 = b/4 = (c+5)/6,且2a-b+3c=21,试求a:b:c.
问题解答:
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