MATHEMATICS PROBLEM SOLVER

It is a site for parents, students and teachers. This site can help O-LEVEL or GCSE secondary school students in mastering mathematics subject. It intends to involve the learners by making them follow up the examples before they can do questions on their own at the TRY THIS.... section. There are some videos, tests, quizzes and past examination questions. Learning the examples will ultimately give students the required confidence in solving various questions in mathematics.

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Monday, 5 February 2024

ARITHMETIC PROGRESSION A2

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  Find the sum of the 1st 22 terms of the following arithmetic progression: 5+11+17+…………………   Solution   d=6, A 1 = 5,n=22   S n = n [2A 1...

ALGEBRA C2D

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Factorize 121-9m 2   Solution   We use difference of two squares a 2   – b 2   = (a - b)(a + b)   121-9m 2   = 11 2 - 3 2 m 2   ...

EXPONENTIALS K10

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  If 4 10 = 32 a-5 ; find a   Solution   4 10 = 32 a-5    (2 2 ) 10 = (2 5 ) a-5    2 20 = 2 5(a-5)    2 20 = 2 5a-25   2 20 = 2 5a-25...

PIE CHART A1

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  In a survey of 60 people, 28 people said their favourite sport was football. What angle in a pie chart would this represent? Solution We ...

LOGARITHMS K13

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  Simplify Log 2 4096 - Log 3 27   Solution   = Log 2 4096 - Log 3 27   = Log 2 2 12 - Log 3 3 3   = 12Log 2 2 - 3Log 3 3 ...

COORDINATES A2

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If m(4,6), B(7,10) and C(a,2) are collinear, find a.   Solution   x1=4, y=6, x2=7, y2=10, x3=a, y3=2.   y2 – y1   =   y3 – y2 ...
Monday, 29 January 2024

COORDINATES A1

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  Find n if a line which passes through (-11, -8) and (6,n) has a slope of - 1 /17   Solution   x 1 = -11,  y 1 =-8,  x 2 = 6,  y 2 = n   m ...

LOGARITHMS K12

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  Evaluate Log60 – Log0.003 + Log500.   Solution   = Log60 – Log0.003 + Log500.   = Log( 60 x 500 )               0.003   ...

QUADRATICS A1

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  What must be added to x 2  + 14x to make the expression a perfect square?   Solution   a=1, b=14,c=?   b 2 = 4ac   (14) 2...

AREAS A1

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  The areas of the two circles are in the ratio of 49:4 . Calculate the radius of the smaller circle when the radius of the larger circle is...
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