How do you graph the system #x + 3 > 2x + 1# and #-4x < -8#?
2>x will represent the region to the left of x=2 , and x>2 will represent the region to the right of x=2, which may be shaded differently for distinguishing the two.
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To graph the system of inequalities (x + 3 > 2x + 1) and (-4x < -8), you would first graph the boundary lines for each inequality. Then, determine the region that satisfies both inequalities.
For (x + 3 > 2x + 1), you would graph the line (x + 3 = 2x + 1), which simplifies to (x = 2). Since the inequality is a strict inequality, the line will be dashed. Then, shade the region to the right of the line since (x) values greater than 2 satisfy the inequality.
For (-4x < -8), you would graph the line (-4x = -8), which simplifies to (x = 2). Again, since the inequality is strict, the line will be dashed. Then, shade the region to the left of the line since (x) values less than 2 satisfy the inequality.
The solution to the system is the overlapping region shaded in between the two boundary lines.
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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
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