8.1 algebra
TRANSCRIPT
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What is Algebra??
A set of rules that can be used when working with unknown quantities(variables)
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Diophantus, a Greek man from the 3rd century AD, is sometimes called "the father of Algebra"...He is partly responsible for the Algebra we are about to study that deals with solving equations.
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Let's write some rules!!!!!2*2*2*2*2*2*2*2 = ______
(2*2*2*2*2*2)*(2*2*2*2 ) = ________
______ * ______ = _______
x*x*x*x*x*x = ______
(x*x*x*x)*(x*x*x*x*x*x*x*x) = _______ ____ * ______ = ______
what about
(x9)(x3) = _____
(x7)(y12) = ______
**RULE**
(xa)(xb) = _____
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Product Of Powers
Power Of A Power
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Try:
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try:
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Try:
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TRY:
1.
2.
3.
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Using your notes from yesterday give 2 examples of each number type:
Natural: ______ & _______
Whole Number: ______ & _______
Integer: ______ & _______
Rational: ______ & _______
Irrational: ______ & _______
WARM UP
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Monomials
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*Instructional Web Examples
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Intercepts
x-intercept: where the graph crosses the x-axis (therefore it is the point on the graph where y = 0)
y-intercept: where the graph crosses the y-axis (the point on the graph where x = 0)
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Hugo arrives for a basketball game early and watches as the
arena fills up. Every 15 minutes he notices about what percentage of the arena isfilled. Here is what he saw: (6:00, 2%), (6:15,5%), (6:30, 10%), (6:45, 17%), (7:00, 26%) Ifthe arena continues filling as shown, about whatpercent will be full at 7:30? When will thearena be closest to 100% full?