Recent questions in Mathematics Form 3

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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

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

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1 answer

Complete the table below for the function y = 6 + x – x2.

asked Jul 23, 2021 in Mathematics Form 3 by anony mous

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1 answer

Use completing square method to solve for X in.

asked Jul 23, 2021 in Mathematics Form 3 by anony mous

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

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

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

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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

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

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

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

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

0 votes

1 answer

Given the quadratic function y=3x2 + 4x - 1

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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

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

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1 answer

The table shows the marks obtained by 40 candidates in an examination

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

0 votes

1 answer

The figure below is not drawn to scale.

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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

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

0 votes

1 answer

Simplify the following expression completely.

asked Jul 21, 2021 in Mathematics Form 3 by anonymous

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