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, 29 February 2016

PRIME FACTORS 1

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Write 420 as a product of prime factors. Solution 2 420 2 210 3 105 ...

GEOMETRY 2

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If x-15 0 and 4x + 35 0 are complementary angles, find the value of x. Solution Complementary angles add up to 90 0 . so,  x...
Monday, 22 February 2016

EXPONENTIAL EQUATIONS - 2

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If 2 (6m-7) x 3 (n+9) = (3 44 ) x (2 93 ); Find m and n. solution equating equal bases; 2 (6m-7) =  2 93 ...

FACTORIZATION - 8

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Factorize completely ca + cr - ar - a 2 .    Solution = ca + cr - ar - a 2 . = (ca + cr) – (ar - a 2 ).      [Grouping the fact...

LOGARITHMS-11

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If Log a y = Log a 22 +  Log a 3 ; find y. solution Log a y = Log a 22 +  Log a 3 Log a y = Log a (22x 3)         [since Log ...

UNITS 2

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Convert 4073m into km. Solution 1km  = 1000m   ?     = 4073m After cross-multiplying; = 1 x 4073       1000 =   40...
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FACTORIZATION - 7

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Factorize completely   (3x-5) 2 - x 2    solution = (3x-5) 2 - x 2    = [(3x-5) - x][ (3x-5) + x ]  --- since a 2 + b 2 = ...
Friday, 19 February 2016

POLYGONS-2

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A regular polygon has 88 sides. Find the total angles of that polygon. Solution n = 88 Total angles = (n - 2)180 0        ...

LOGARITHMS-10

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If log 5 (3x + 101)=3; find x    Solution log 5 (3x + 92)=3  (3x + 92)=5 3                            3x + 92=125 3x =...

APPROXIMATIONS-4

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Estimate the value of 2.3  x   0.034 solution = 2.3  x  0.034 = 2.0 x 0.03       [ 2.3 ≈ 2.0 to ones and 0.034 ≈ 0.03 to hundre...
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