Unit 7 Notes Day 2
Evaluation of Functions and Their Operations, and the Difference Quotient
1. Compute the indicated values.
Part1
Evaluating Functions
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X _ 1, determine f(Q).
Determine f(X+3) if f(X)= 3X2 2x +1
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Unit 7 Day 2 WS (6.3) Function Operations and Difference Quotient
Show all work on a separate piece of paper
1. Function Operations. Use the following functions to compute the value indicated.
f(x) = 2x 1
g(x) = x2 3x 6
k(x) = 5
a. (f + g)(x)
b. (f k)(2)
I_lO. ln(x+4)an=ln(6)
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11. Condense to a single log 2[logz4+:1og2 xjlogza using logarithmic
1 r0 erties. a v x _,._ 0v
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as 2, ma, ' , f
f at i WEQJQ 52"
logy, 240 13 cfw_324%
PreAP Geometry Name: cfw_49%
3.2 WS
Find the value of each variable along with other indicated values. The expressions given are
angle measures.
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2.m41=;L m42= 2
2x 2x 2
x
15
120
xriia
5. 6.
2
105 x
x 55
x= 75'
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O 7
PreAP Geometry Name
1.4/1.5 WS
Show your work on an attached piece of paper. 5
1a. Name the vertex of the angle H
K
1b. Give as many names as possibie for the angle. G
45,. 4 H ,[GHK, 4 l<l+e
2. in the figure below ray XP and ray XT are opposite and ray
PreAP Geometry ' Name
2.1, 2.3 W3
Deductive Reasoning Inductive Reasoning
. Use rules (definitions, theorems, 1. Uses examples, observations, to make
etc) to make a conclusion. a conjecture (specific to general)
(general to specific)
. Conclusion must be
PreAP Geometry
2.2 WS
NAME_
For each conditional statement below, state the hypothesis and the conclusion.
1. Hypothesis: a man is 7 feet tall
If a man is 7 feet tall, then he
plays basketball.
Conclusion: he plays basketball
2. Hypothesis: you are flyin