Math

Question Solve inequality 4y23>174|y-2|-3>17. If all real numbers are solutions, click "All reals". If no solution, click "No solution".

Studdy Solution

STEP 1

Assumptions
1. We are solving an inequality of the form 4y23>174|y-2|-3>17.
2. The variable yy is a real number.
3. The absolute value function y2|y-2| represents the distance of y2y-2 from zero on the real number line.

STEP 2

First, we need to isolate the absolute value expression on one side of the inequality. To do this, we add 3 to both sides of the inequality.
4y23+3>17+34|y-2|-3+3>17+3

STEP 3

Simplify both sides of the inequality.
4y2>204|y-2|>20

STEP 4

Next, we divide both sides of the inequality by 4 to solve for the absolute value expression.
4y24>204\frac{4|y-2|}{4}>\frac{20}{4}

STEP 5

Simplify both sides of the inequality.
y2>5|y-2|>5

STEP 6

The inequality y2>5|y-2|>5 means that the distance of y2y-2 from zero is greater than 5. This leads to two cases:
1. y2y-2 is greater than 5.
2. y2y-2 is less than -5.

We will solve these two cases separately.

STEP 7

For the first case, where y2y-2 is greater than 5, we set up the inequality:
y2>5y-2>5

STEP 8

Add 2 to both sides of the inequality to solve for yy.
y2+2>5+2y-2+2>5+2

STEP 9

Simplify the inequality.
y>7y>7

STEP 10

For the second case, where y2y-2 is less than -5, we set up the inequality:
y2<5y-2<-5

STEP 11

Add 2 to both sides of the inequality to solve for yy.
y2+2<5+2y-2+2<-5+2

STEP 12

Simplify the inequality.
y<3y<-3

STEP 13

Combine the solutions from both cases. The solution to the inequality y2>5|y-2|>5 is that yy is either greater than 7 or less than -3.
The solution to the inequality is:
y>7ory<3y>7 \quad \text{or} \quad y<-3

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