exam
Maths Puzzle
Numerical Ability
Prove that this equation is an identity:
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(sinx + cscx)² + (cosx + secx)² º</font> tan²x + cot²x + 7</PRE>
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exam Other Question
simplify:
(5Lm)^3 / (-2L)^4
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I need help with the following: p-3(p-4)=2 + (2p+5)
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