Login
Remember
Register
EasyElimu Questions and Answers
Questions
Unanswered
Tags
Users
Ask a Question
Ask a Question
Given that y = 7 + 3x − x2, complete the table below.
0
votes
337
views
asked
Aug 16, 2021
in
Mathematics Form 3
by
anony mous
Given that y = 7 + 3x − x
^{2}
, complete the table below. (2mks)
x
−3
−2
−1
0
1
2
3
4
5
6
y
−11
7
−11
On the grid provided and using a suitable scale draw the graph of
y = 7 + 3x − x
^{2}
.
On the same grid draw the straight line and use your graph to solve the equation
x
^{2}
- 4x – 3 = 0.
Determine the coordinates of the turning point of the curve.
quadratic expressions and equations
Please
log in
or
register
to answer this question.
1
Answer
0
votes
answered
Aug 16, 2021
by
anony mous
x
−3
−2
−1
0
1
2
3
4
5
6
y
−11
−3
3
7
9
9
7
3
−3
−11
y=7+3x−x
^{2}
0= −3−4x+x
^{2}
∴
x
0
2
y
4
2
(1.5, 9.8)
Please
log in
or
register
to add a comment.
Related questions
0
votes
1
answer
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
asked
Jun 30, 2021
in
Mathematics Form 2
by
anony mous
equations and straight lines
linear inequalities
graphical representation of linear inequalities
0
votes
1
answer
Complete the table below for the function y = 6 + x – x2.
asked
Jul 23, 2021
in
Mathematics Form 3
by
anony mous
quadratic expressions
0
votes
2
answers
two variables P an Q are such that P varies partly as Q and partly as the square of Q.Given that P=800 when Q=20 and P=2400 when Q=30.Determine the equation connecting P and Q
asked
Jul 22, 2021
in
Mathematics Form 3
by
Roseruguru
quadratic expressions and equations
0
votes
1
answer
are when length and width is (3x+12)and(x-4)and diagonal200
asked
Mar 18, 2022
in
Mathematics Form 3
by
MaryMash
quadratic expressions and equations
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
Welcome to EasyElimu Questions and Answers, where you can ask questions and receive answers from other members of the community.
Categories
All categories
Mathematics
(555)
Mathematics Form 1
(245)
Mathematics Form 2
(152)
Mathematics Form 3
(138)
Mathematics Form 4
(20)
English
(269)
Kiswahili
(520)
Chemistry
(601)
Physics
(587)
Biology
(610)
Geography
(519)
History
(543)
CRE
(338)
IRE
(52)
Agriculture
(501)
Business Studies
(353)
Computer Studies
(14)
Home Science
(60)
General Questions
(137)
5.7k
questions
7.4k
answers
6
comments
590
users
...