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Maths Puzzle
Numerical Ability
simplify the following algebraic expression
Multiply: (2s +5z)^2(s + 3z)^2
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book Other Question
A supersonic airplane flies 4 hours from London to New York. At the same time, a subsonic plane flies 8 hours from New York to London. How long will it take for the two planes to c
(n-24)+3=7 please help me solve this equation thank you so much