Overview: 7 questions will be solved this time.Among them
☆7 inequalities
[ 1/7Inequality]
Assignment:Find the solution set of inequality 2(x-3)-2 <= 0 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
2 * ( x - 3 ) - 2 <= 0 (1)
From inequality(1):
x ≤ 4
The final solution set is :
x ≤ 4[ 2/7Inequality]
Assignment:Find the solution set of inequality 2(x+1)-1 >= 3x+2 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
2 * ( x + 1 ) - 1 >= 3 * x + 2 (1)
From inequality(1):
x ≤ -1
The final solution set is :
x ≤ -1[ 3/7Inequality]
Assignment:Find the solution set of inequality 3(x+2) >= 4(x-1)+7 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
3 * ( x + 2 ) >= 4 * ( x - 1 ) + 7 (1)
From inequality(1):
x ≤ 3
The final solution set is :
x ≤ 3[ 4/7Inequality]
Assignment:Find the solution set of inequality x/3 >1-(x-3)/2 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
x / 3 >1 - ( x - 3 ) / 2 (1)
From inequality(1):
x > 3
The final solution set is :
x > 3[ 5/7Inequality]
Assignment:Find the solution set of inequality 2x-1 <= (10x+1)/6 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
2 * x - 1 <= ( 10 * x + 1 ) / 6 (1)
From inequality(1):
x ≤ 7/2
The final solution set is :
x ≤ 7/2[ 6/7Inequality]
Assignment:Find the solution set of inequality (y+2)/2-(y-1)/6 >= 1 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
( y + 2 ) / 2 - ( y - 1 ) / 6 >= 1 (1)
From inequality(1):
y ≥ -1/2
The final solution set is :
y ≥ -1/2[ 7/7Inequality]
Assignment:Find the solution set of inequality (x-3)/5-1 >(3-x)/2 .
Question type: Inequality
Solution:
The inequality can be reduced to 1 inequality:
( x - 3 ) / 5 - 1 > ( 3 - x ) / 2 (1)
From inequality(1):
x > 31/7
The final solution set is :
x > 31/7
>>注:本次最多计算 7 道题。
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