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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 (1+(1-(1-a)^5)*(7.6*a+4.6)/(a+1))/5 <6/5-(1-a)^5 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
( 1 + ( 1 - ( 1 - a ) ^ 5 ) * ( 7.6 * a + 4.6 ) / ( a + 1 ) ) / 5 <6 / 5 - ( 1 - a ) ^ 5 (1)
From the definition field of divisor
x + 1 ≠ 0 (2 )
From inequality(1):
a < -1 或 0 < a < 0.153846
From inequality(2):
a < -1 或 a > -1
From inequalities (1) and (2)
a < -1 或 0 < a < 0.153846 (3)
The final solution set is :
a < -1 或 0 < a < 0.153846 Your problem has not been solved here? Please take a look at the hot problems !