Login
Remember
Register
EasyElimu Questions and Answers
Questions
Unanswered
Tags
Users
Ask a Question
Ask a Question
The table below shows values of x and some values of y for the curve y=2x3 + x2 − 5x + 2 for −3 ≤ x ≤ 2. Complete the table
0
votes
702
views
asked
Jun 30, 2021
in
Mathematics Form 2
by
anony mous
The table below shows values of x and some values of y for the curve y=2x
^{3}
+ x
^{2}
− 5x + 2 for −3 ≤ x ≤ 2. Complete the table (2 marks)
X
−3
−2
−1
0
1
2
y=2x
^{3}
+ x
^{2}
− 5x + 2
−28
2
0
On the grid provided, draw the graph of y=2x
^{3 }
+ x
^{2}
− 5x + 2 for −3 ≤ x ≤ 2
Use your graph to solve 2x
^{3}
+ x
^{2}
− 5x + 2 = 0
By drawing a suitable straight line on the graph solve the equation
2x
^{3}
+ x
^{2}
− 5x + 2 = 6x + 12
equations and straight lines
linear inequalities
graphical representation of linear inequalities
Please
log in
or
register
to answer this question.
1
Answer
0
votes
answered
Jun 30, 2021
by
anony mous
selected
Jan 30
by
easyadmin
Best answer
X
−3
−2
−1
0
1
2
3
y=2x
^{3}
+ x
^{2}
− 5x + 2
−28
0
6
2
0
12
50
X
_{l}
=–2,1
2x
^{3}
+ x
^{2}
− 5x + 2 = 6x + 12
y=6x +12
X
_{l}
=–2,−1
Please
log in
or
register
to add a comment.
Related questions
0
votes
1
answer
The table below shows some values of the curve y = 2cos x and y= 3 sin x.
asked
Jul 21, 2021
in
Mathematics Form 3
by
anonymous
trigonometry
0
votes
1
answer
Draw the graph of y=(2x–3)(x–1) for the interval –2 ≤ x ≤ 4
asked
Aug 2, 2021
in
Mathematics Form 2
by
anony mous
linear inequalities
0
votes
1
answer
Complete the following tables for the equations: y = 5x – 7 y = 9 – 3x
asked
Aug 27, 2021
in
Mathematics Form 2
by
anony mous
equations and straight lines
0
votes
1
answer
Complete the given table, for 0° ≤ x ≤ 180°
asked
Jul 2, 2021
in
Mathematics Form 3
by
anony mous
trigonometry
linear inequalities
0
votes
1
answer
Complete the tables below for the equations of the lines y-3/4x+4 and y=-3+2x
asked
Aug 4, 2021
in
Mathematics Form 1
by
anonymous
equations and straight lines
Welcome to EasyElimu Questions and Answers, where you can ask questions and receive answers from other members of the community.
Categories
All categories
Mathematics
(571)
Mathematics Form 1
(248)
Mathematics Form 2
(156)
Mathematics Form 3
(145)
Mathematics Form 4
(22)
English
(277)
Kiswahili
(528)
Chemistry
(617)
Physics
(592)
Biology
(627)
Geography
(520)
History
(557)
CRE
(340)
IRE
(52)
Agriculture
(504)
Business Studies
(358)
Computer Studies
(14)
Home Science
(60)
General Questions
(197)
5.8k
questions
8.2k
answers
6
comments
590
users
...