Overview: 7 questions will be solved this time.Among them
☆7 inequalities
[ 1/7Inequality]
Assignment:Find the solution set of inequality (2x-1)/3-(5x+1)/2 <= 1 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
( 2 * x - 1 ) / 3 - ( 5 * x + 1 ) / 2 <= 1 (1)
From inequality(1):
x ≥ -1
The final solution set is :
x ≥ -1[ 2/7Inequality]
Assignment:Find the solution set of inequality 5x-2 <3(x+2) .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
5 * x - 2 <3 * ( x + 2 ) (1)
From inequality(1):
x < 4
The final solution set is :
x < 4[ 3/7Inequality]
Assignment:Find the solution set of inequality 3x >= 4x-1 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
3 * x >= 4 * x - 1 (1)
From inequality(1):
x ≤ 1
The final solution set is :
x ≤ 1[ 4/7Inequality]
Assignment:Find the solution set of inequality (5x-1)/2 >x-2 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
( 5 * x - 1 ) / 2 > x - 2 (1)
From inequality(1):
x > -1
The final solution set is :
x > -1[ 5/7Inequality]
Assignment:Find the solution set of inequality x+2(1-2x) >= -4 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
x + 2 * ( 1 - 2 * x ) >= -4 (1)
From inequality(1):
x ≤ 2
The final solution set is :
x ≤ 2[ 6/7Inequality]
Assignment:Find the solution set of inequality (3+5x)/2 >x-1 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
( 3 + 5 * x ) / 2 > x - 1 (1)
From inequality(1):
x > -5/3
The final solution set is :
x > -5/3[ 7/7Inequality]
Assignment:Find the solution set of inequality 2x+4 <= 5(x+2) .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
2 * x + 4 <= 5 * ( x + 2 ) (1)
From inequality(1):
x ≥ -2
The final solution set is :
x ≥ -2
>>注:本次最多计算 7 道题。
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