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Overview: 1 questions will be solved this time.Among them
☆1 inequalities
[ 1/1Inequality]
Assignment:Find the solution set of inequality (2*t+7.2)*[(104.8+9.6*t)/(12.5+t)] >144 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
( 2 * t + 7.2 ) * ( ( 104.8 + 9.6 * t ) / ( 12.5 + t ) ) >144 (1)
From the definition field of divisor
12.5 + x ≠ 0 (2 )
From inequality(1):
-12.5 < t < -11.678915 或 t > 4.662248
From inequality(2):
t < -25/2 或 t > -25/2
From inequalities (1) and (2)
-12.5 < t < -11.678915 或 t > 4.662248 (3)
The final solution set is :
-12.5 < t < -11.678915 或 t > 4.662248Your problem has not been solved here? Please take a look at the hot problems !