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Maths Puzzle
Numerical Ability
I need help with this problem it says: Determine the symmetry with respect to x axis, y axis and origin if any exists. abs(y) = -x Thanks.
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what 2 numbers added equal 7 but when multiplied equal 8
simplify the complex fraction : Rt=1/((1/R1)+(1/R2)+(1/R3))
in R1, R2, and R3 1,2, and 3 are subscripts