exam
Maths Puzzle
Numerical Ability
Add or Subtract as indicated: These are confusing to me. Please help!
(7x^2y-4xy+9xy^2)-(8x^2y+8xy+8xy^2)
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exam Other Question
solve for: A:|x-2|=8 B: |x+6| =3
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find the value of sin (-120 degrees)