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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Saturday, 21 May 2016

MID-POINT 1

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Find the midpoint of a line from (11, 14) to (17, 10) Solution x 1 =11, x 2 =17, y 1 =14, y 2 =10. Mid point = ( x1 + x2 , y1 ...

SIMULTANEOUS EQUATIONS 1

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Solve the following equations by substitution method. 3x - y = 11 x + 3y = 27 Solution 3x - y = 11 ----------- (i) x + 3y = ...

FACTORIZATION 2

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Factorize 5x 2 + 4x – 12. Solution = 5x 2 + 4x - 12.  We split the middle term (+4x) to be (-6x + 10x). = 5x 2 - 6x + 10x ...

LOGARITHMS 3

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If log 7 (3x + 19)=2; find x    Solution log 7 (3x + 19)=2  (3x + 19)=7 2                            3x + 19=49 3x =...

FUNCTIONS-2

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If f(x) = x 4 + kx 2 + 2x -20  has a remainder of 22 when divided by x+2; find k. solution f(x) = x 4 + kx 2 + 2x - 20 -------...

ALGEBRA 1

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If  x+5y = 1             find  x /y                  x-3y     4 solution x+5y = 1             x-3y     4 1(x-3y) = 4(x+5...

LOGARITHMS 2

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Find x if Log x 0.00001 = -5 solution Log x 0.00001 = -5 0.00001  = x -5 .  [0.000001  = 10 -5   ] 10 -5 = x -5 . 1...

FUNCTIONS 1

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If f(x) = |x - 24| evaluate f(-27) solution f(x) = |x - 24| f(-27) = |-27 - 24| f(-27) = |-51| = 51 since any number out o...

RATIOS 1

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Given the ratios M:N = 16: 8 and N:P = 4:7 Find the ratio M:P. solution M = M x N P      N     P M =   16 x 4 1 P     ...

PERCENTAGE PROFIT 1

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A man got a profit of 200/= after selling an item for 8000/=. Find the percentage profit. Solution %’ge profit =   Profit    X  10...
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