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Maths Puzzle
Numerical Ability
what is the exact value of sin 22.5 degrees using the sum, difference, half, or double angle formulas and the exact value chart in the solution.
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book Other Question
Simplify.... (x^3-8) / (x-2)
Comment---> no idea where to start!
Thank you
GRAPH THE FOLLOWING INEQUALITY 4X + Y> 4
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