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Published byBeverly Higgins Modified over 5 years ago
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COMPLETE THE DO NOW SILENTLY, INDEPENDENTLY, & IMMEDIATELY
Solve the following equations: Like Terms: Combine to a larger sum Unlike Terms: Subtract, use the larger sign 1) = 2) = 3) = 4). 4 x -3 = 5). -5 x -5 = 6) =
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This is what we are doing today
Objective & EU OBJECTIVE: SWBAT solve and graph inequalities Essential Understanding: Now we understand the inequality signs. When solving these problems be slow and sure and careful, and think about your answer! Think! Think! WHEN FINISHED SIT IN ACADEMIC POSTURE!
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Inequality Signs To graph open sentences we still use number lines. How we graph open sentences depend on the sign involved: AP
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How do we graph inequality signs?
1). < and ≤ graph to the left. Ex: X < 3 2). > and ≥ graph to the right. Ex: X ≥ 4 3). ≤ and ≥ graph with closed dots X ≤ 2 4). < and > graph with open dots X > -1 AP
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Mathematicians are always careful!
Problem 1 Graph: X > 4 and X ≤ -2
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Mathematicians are always careful!
Problem 2 =Graph: 2 ≥ X and 6 > X
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Mathematicians are always careful!
Problem 3 Graph: X ≤ 8 and 4 ≤ X
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Mathematicians are always careful!
Problem 4 Graph: X > -2 and X ≤ 7
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The Hot Seat 1). We will go in seat order
2). I will pull up a new slide 3). You will: - Articulate it to me - Graph it on the board AP
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The Hot Seat 1). X > 10 and X ≤ 4 AP
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The Hot Seat 2). X < -2 and 5 < X AP
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The Hot Seat 3). X ≥ -8 and X ≤ 8 AP
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The Hot Seat 4). Y ≤ -6 and 4 < Y AP
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The Hot Seat 5). B > 2 and B < -3 AP
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The Hot Seat 6). 2 ≤ B and -4 < B AP
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The Hot Seat 7). 4 ≤ X and -1 < X AP
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The Hot Seat 8). X > 4 and -5 < X AP
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Generate the equation from the graph
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