exam
Maths Puzzle
Numerical Ability
Write the expression in simplest form.
4r^2-25s^2
-------------- =
2r^2+3rs-20s^2
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exam Other Question
Can someone please help me with problem?
These data represent the population of a certain geographic region.
Year Population (in millions)
1950 34
1960 38
1970 43
1980
Simplify.
x times the square root of 18 - 3 times the square root of 8x squared
(square root of 3 + 5)(square root of 3 - 3)