exam
Maths Puzzle
Numerical Ability
Simplify 5a^2/3 (2ab^-1)^1/3
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exam Other Question
Show that the product of 6x^2-13x-5, 15x^2-16x-7, and 10x^2-39x+35 is a perfect square by showing that it is the square of another polynomial.
how would i do this? Combine the following fractions by addition or subtraction as directed
7 over xz + 2 over xy 4 over yz