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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Wednesday, 11 May 2022

MAHAFALI BETHANIA PRIMARY 2021

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  Wanafunzi wa Bethania sekondari walipotumbuiza kwenye mahafali ya darasa la saba Bethania Primary School 2021.
Tuesday, 1 March 2022

DIRECT VARIATION F1

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x is directly proportional to y. x=12 while y=4. Find y when x is 93.   Solution   x ⍺ y x = ky   12 = k x 4   12 = 4 k ...

FACTORIZE F1

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Factorize 144x 2  - 169y 2   Solution   we use difference of two squares a 2   – b 2   = (a - b)(a + b)   144x 2 - 169y 2   = 12 2 x 2   - 1...
Thursday, 10 February 2022

FACTORIZE E2

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  Factorize completely qc + qr - cr - c 2 .     Solution   = qc + qr - cr - c 2 .   = (qc + qr) – (cr - c 2 ).      [Grouping th...
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QUADRATICS E1

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  What must be added to x 2  + 8x to make the expression a perfect square?   Solution   a=1, b=8,c=?   b 2 = 4ac   (8) 2 = 4 x 1 x c   64 ...

RELATIONS E1

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  Let R={(7,23), (0,11), (-2,-5), (14,-20)}. Find the domain and range of R.   solution   For domain we check on the values of x in ...

LOGARITHMS E2

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  Change the following into exponential form i) Log 7 49 = 2 ii) Log 2 16 = 4 iii) Log 8 1 = 0 iv) log 5 ( 1 / 125 ) = -3 Solu...

EXPAND E1

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  Expand 8w(5w – 7) solution = 8w(5w – 7) = (8w x 5w) – (8w x 7) = 40w 2 – 56w answer TRY THIS……….. Expand 2a(7a+ 30)
Saturday, 5 February 2022

LOGARITHMS E1

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  Evaluate Log100 +  log 0.001 -  log 0.00000001   Solution   = Log1000 +  log 0.001 -  log 0.00000001   = Log10 3 +  log ...

PROFIT AND LOSS E1

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  A man got a profit of 2800/= after selling an item. Find the buying price if the percentage profit was 10%.   Solution   %’ge profit = Pro...
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