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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Thursday, 2 September 2021

ALGEBRA B2

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If 3w 2 = 507; find w Solution 3w 2 = 507 3w 2 = 507               [Dividing by 3 both sides] 3          3   w 2 = 169 w = 13          B...

GEOMETRY B1

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  A regular polygon has 37 sides. Find the total interior angles of that polygon. Solution   n = 37   Total angles = (n - 2)180 0           ...

RELATIONS B1

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  Let R={(8,23), (0,1), (-2,-5), (14,-10)}. Find the domain and range of R.   solution   For domain, we check on the values of x in each poi...
Wednesday, 1 September 2021

VARIATIONS B1

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  x is directly proportional to y. x=32 while y=16. Find y when x is 720.   Solution   x ⍺ y x = ky   [ We omit ⍺ by writing it as =k ]  ...

MEASUREMENTS B1

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  Convert 83434m into km. Solution 1km  = 1000m   ?     = 83434m   After cross-multiplying; = 1 x 83434       1000   =    83434      1000   ...

QUADRATICS B1

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  Factorize completely qc + qr - cr - c 2 .     Solution   = qc + qe - cr - c 2 .   = (qc + qr) – (cr - c 2 ).      [Grouping ]   = q(c + r)...

FUNCTIONS B2

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  Find a linear function f(x) with gradient -6 which is such that f(5)=14.   Solution.   m=-6, points = [5,14] and [x, f(x)]   m = y 2 -y 1 ...

SLOPE B1

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  Find the slope of a line which passes through (-3, -4) and (8,-13)   Solution   x1   = -3,  y1   =-4,  x2   = 8,  y2   = -13   m =  y2 –y1...

LOGARITHMS B2

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  Simplify Log 2 1024 - Log 3 27   solution   = Log 2 1024 - Log 3 27   = Log 2 2 10 - Log 3 3 3     [Since 1024=2 10  and 27=2 3 after p...

FUNCTIONS B1

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  If f(x) = x 4 + kx 2 + 6x + 7 has a remainder of 91 when divided by x+2; find k.   solution   f(x) = x 4 + kx 2 + 6x + 7   x + 2 = 0  ...
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