Expression, rule, or law that gives the relationship between an independent variable and dependent variable. Some important types of functions are injective function, surjective function, polynomial function, and inverse function.
Chapter P, Problem 8PS
(a)
To determine
To calculate: The average rate of change of the function, fx=−x2+4x−3 from x1 to x2, if the value of x1 and x2 are 1 and 2, respectively.
(b)
To determine
To calculate: The average rate of change of the function, fx=−x2+4x−3 from x1 to x2, if the value of x1 and x2 are 1 and 1.5, respectively.
(c)
To determine
To calculate: The average rate of change of the function, fx=−x2+4x−3 from x1 to x2, if the value of x1 and x2 are 1 and 1.25, respectively.
(d)
To determine
To calculate: The average rate of change of the function, fx=−x2+4x−3 from x1 to x2, if the value of x1 and x2 are 1 and 1.125, respectively.
(e)
To determine
To calculate: The average rate of change of the function, fx=−x2+4x−3 from x1 to x2, if the value of x1 and x2 are 1 and 1.0625, respectively.
(e)
To determine
The function fx=−x2+4x−3 is approaching one value or not and if it is approaching a value then, find the value.
(g)
To determine
To calculate: The equation of the line that passes through the points x1,fx1 and x2,fx2 from part (a) to part (e).
(h)
To determine
To calculate: The equation of the line that passes through the point 1,f1 and the slope is 2.
7. From a point 20 m away on a level ground, the angle of elevation to the bottom of a
the top of the window is 32°. Calculate the
window is 27° and the angle of elevatim
height of the window.
(3 marks)
32
SOUCAHTOA
Rom
Coso-Adj
opponite
1270
H
X
Hyp
Tant=OPP
Adj
20 #
Zom
Adjacent
CoS2E 20 XHX Tanz 20
20
K
-0.0445503261 -1.764201788
0-044550326 60044550320
(1 mark) 3960
8. All odd numbers from 1 to 10 are arranged in descending order to form a number.
(i) Write the number.
35798.
97531
31
(ii) Write the total value of the second digit of the number formed in (a) (i)
FA 7X1000-7000
이
(1 mark)
9. A cylinder has a diameter of 28 cm and the height is 18 cm. Calculate its volume.
2
22 × 14 × 14 × 18
-110880m
3
(3 marks)
10. The figure below shows a right pyramid with AB = 3 cm, BC = 5 cm, and AV
VC = VD = 4 cm. Draw its net.
V
3+
12
7/18
(2/20
2105
SSS
20
Chapter P Solutions
WebAssign Printed Access Card for Larson's Trigonometry, 10th Edition, Single-Term
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