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.

▼
Saturday, 24 December 2016

FACTORIZING 3

›
Factorize completely cm + cr - mr - m 2 .   Solution = cm + cr - mr - m 2 . = (cm + cr) – (mr - m 2 ).      [Grouping the fact...

VARIATIONS 2

›
x is directly proportional to y. x=12 while y=4. Find y when x is 240. Solution x ⍺ y x = ky 12 = k x 4 12 = 4 k 4 ...

LOGARITHMS 10

›
Evaluate Log 2 (2048 x 16). Solution = Log 2 (2048 x 16) = Log 2 2048 +  Log 2 16          (applying the product rule) = L...

FUNCTIONS 6

›
Find a linear function f(x) with gradient -6 which is such that f(5)=12.        Solution. m=-6, points = [5,12] and [x, f(x)] ...

APPROXIMATIONS 2

›
Estimate the value of 7.3  x  0.034 solution = 7.3  x  0.034 = 7.0 x 0.03      [ 7.3 ≈ 7.0 to ones and 0.034 ≈ 0.03 to hundred...

REGULAR POLYGONS 4

›
A regular polygon has 34 sides. Find the total angles of that polygon. Solution n = 34 Total angles = (n - 2)180 0        ...

FUNCTIONS 5

›
Find the maximum value of the quadratic equation:3-2t-8t 2 . Solution a=-8, b=-2, c=3 Maximum = 4ac-b 2                     ...

PERFECT SQUARES 1

›
What must be added to x 2  + 5x to make the expression a perfect square? Solution a=1, b=5,c=? b 2 = 4ac (5) 2 = 4 x 1 x...

LOGARITHMS 9

›
Log 4 7x – Log 4 (x+3)-Log 4 5=0. Solution Log 4 7x – Log 4 (x+3)-Log 4 5=0. Log 4 4x – [ Log 4 (x+7) + Log 4 5]=0. Log 4 ...
Thursday, 8 December 2016

VARIATIONS 1

›
x is directly proportional to y. x=12 while y=4. Find y when x is 60. Solution x ⍺ y x = ky 12 = k x 4 12 = 4 k 4 ...
1 comment:
‹
›
Home
View web version

About Me

My photo
View my complete profile
Powered by Blogger.