3 x>2 12 Sketch the graph of f:R→R f (x)={2x-1 -1sxS2 -2 x<-1 At what points is the graph continuous?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter5: Inverse, Exponential, And Logarithmic Functions
Section5.3: The Natural Exponential Function
Problem 4E
icon
Related questions
icon
Concept explainers
Question
Methods Revision Questions.pdf
age 2 of 2
Q Seard
3
x> 2
12
Sketch the graph of f:R R f(x)={2x-1 -1<x<2
-2
x<-1
At what points is the graph continuous?
13
Solve each of the following for x
log, (x+3)– log,(x-1)=1
log, (x-4)+ log,o (x–1) =1
a
b
14
The mass m grams of a radio-active substance is given by m=m, ×27kt whe
in years. Initially there is 10 grams present and after 5 years, the mass is 6 gr
i
Find the values of m, and k
ii
Find the mass present after 8 years.
After how long is there only 2 grams present?
Sketch the graph of mass versus time.
ii
iv
A broom rests against a wall. The broom makes an angle of 57°42' with the f
reaches a point 90 cm up the wall. Find the length of the broom.
15a
b
A mop rests against a wall. The mop makes an angle of 43°29' with the floor,
mop head is 60 cm from the base of the wall. Find the length of the mop.
16
Solve each of the following, for x e[0,2x]
2 cos (x)–3cos(x)+1=0
a
26
tv
MacBook Air
80
F3
DII
DD
F4
F5
F6
F7
F8
F9
Transcribed Image Text:Methods Revision Questions.pdf age 2 of 2 Q Seard 3 x> 2 12 Sketch the graph of f:R R f(x)={2x-1 -1<x<2 -2 x<-1 At what points is the graph continuous? 13 Solve each of the following for x log, (x+3)– log,(x-1)=1 log, (x-4)+ log,o (x–1) =1 a b 14 The mass m grams of a radio-active substance is given by m=m, ×27kt whe in years. Initially there is 10 grams present and after 5 years, the mass is 6 gr i Find the values of m, and k ii Find the mass present after 8 years. After how long is there only 2 grams present? Sketch the graph of mass versus time. ii iv A broom rests against a wall. The broom makes an angle of 57°42' with the f reaches a point 90 cm up the wall. Find the length of the broom. 15a b A mop rests against a wall. The mop makes an angle of 43°29' with the floor, mop head is 60 cm from the base of the wall. Find the length of the mop. 16 Solve each of the following, for x e[0,2x] 2 cos (x)–3cos(x)+1=0 a 26 tv MacBook Air 80 F3 DII DD F4 F5 F6 F7 F8 F9
Expert Solution
steps

Step by step

Solved in 4 steps with 1 images

Blurred answer
Knowledge Booster
Ellipses
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, calculus and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage