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Recent questions in Mathematics Form 3
0
votes
1
answer
Given that 2x2−kx+18 is a perfect square, find k and hence solve the equation 2x2−kx+18=0 by factorization.
asked
Jul 30, 2021
in
Mathematics Form 3
by
anony mous
quadratic expressions
perfect squares
0
votes
0
answers
The sum of the first 2 terms of an increasing Geometric progression (GP) is 21. The sum of the second term and the third term of the same GP is 28. Find the common ratio of the GP.
asked
Jul 28, 2021
in
Mathematics Form 3
by
afbadruly
sequences and series
geometric progression
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
1
answer
Use completing square method to solve for X in.
asked
Jul 23, 2021
in
Mathematics Form 3
by
anony mous
quadratic expressions
completion of squares
0
votes
1
answer
In triangle ABC, <B=61°, and b = 5.3cm. find the radius of the circle passing through the vertices A,B and C
asked
Jul 23, 2021
in
Mathematics Form 3
by
anony mous
circles chords and tangents
0
votes
1
answer
Find the relative error in using 0.3 as the estimate of 1/3.
asked
Jul 23, 2021
in
Mathematics Form 3
by
anony mous
approximation and errors
relative errors
0
votes
1
answer
Masses of three babies was stated as a=12.7kg, b=9.8 kg and c=3.20kg. find the relative error in the following expressions:
asked
Jul 23, 2021
in
Mathematics Form 3
by
anony mous
approximation and errors
relative errors
0
votes
1
answer
The dimensions of a brick are 2cm x 3.4cm x 6.42cm. Find the percentage error in the calculation of its area.
asked
Jul 23, 2021
in
Mathematics Form 3
by
anony mous
approximation and errors
percentage error
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
6
answers
Five people can build 3 huts in 21 days. Find the number of people, working at the same rate that will build 6 similar huts in 15 days
asked
Jul 22, 2021
in
Mathematics Form 3
by
Roseruguru
rates and proportions
compound proportions and rates of work
0
votes
1
answer
determine the number of years it will take for an investment of ksh2100000 to grow to ksh 3108513 if the interest rate is 16% per year compounded quarterly
asked
Jul 22, 2021
in
Mathematics Form 3
by
RodahMakheti
commercial arithmetic
0
votes
1
answer
A saleswoman is paid a commission of 2% on goods sold worth over Ksh 100,000. She is also paid a monthly salary of Ksh 12,000.In a certain month, she sold 360 handbags at Ksh 500 each.
asked
Jul 21, 2021
in
Mathematics Form 3
by
anonymous
commercial arithmetic
0
votes
1
answer
Given the quadratic function y=3x2 + 4x - 1
asked
Jul 21, 2021
in
Mathematics Form 3
by
anonymous
quadratic expressions
0
votes
1
answer
The figure below represents a speed time graph for a cheetah which covered 825m in 40 seconds.
asked
Jul 21, 2021
in
Mathematics Form 3
by
anonymous
velocity-time graphs
0
votes
1
answer
The figure below shows a triangle ABC inscribed in a circle. AC = 10cm, BC = 7cm and AB = 10cm.
asked
Jul 21, 2021
in
Mathematics Form 3
by
anonymous
circles chords and tangents
0
votes
1
answer
The table shows the marks obtained by 40 candidates in an examination
asked
Jul 21, 2021
in
Mathematics Form 3
by
anonymous
statistics
statistical methods
0
votes
1
answer
The figure below is not drawn to scale.
asked
Jul 21, 2021
in
Mathematics Form 3
by
anonymous
trigonometry
0
votes
1
answer
A construction company employs technicians and artisans. On a certain 3 technicians and 2 artisans were hired and paid a total of Ksh 9,000.
asked
Jul 21, 2021
in
Mathematics Form 3
by
anonymous
compound proportions and rates of work
0
votes
2
answers
Given that sin (x + 60)° = Cos (2x)°, find tan (x + 60)°.
asked
Jul 21, 2021
in
Mathematics Form 3
by
anonymous
trigonometry
0
votes
1
answer
Simplify the following expression completely.
asked
Jul 21, 2021
in
Mathematics Form 3
by
anonymous
quadratic equations and expressions
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