exam
Maths Puzzle
Numerical Ability
solve and check please...
x/2x+2=2x/4x+4+2x-3/x+1
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exam Other Question
3 square root sign 64x7 divided by 3 square root sign 4x
Factor Completely please...
16x^4-81y^4
12b^2+6ab-36a^2
6x^2-30xy+24y2
9a^4+36b^4
25x^4-40x^3+16x^2
81r^4-256s^4
16(x-y)^2-9
x^4-81
x^2+3x=0