exam
Maths Puzzle
Numerical Ability
Simplify
(20 x 10 -4 power)(4 x 10 nine power)/3,200 x 10 -3 power
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exam Other Question
solve the following system by substitution
5*x-2*y=-5
y-5x=3
Please help I am lost I do not understand how to factor the following binomials
64y^2- x^2