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Maths Puzzle
Numerical Ability
Find the Max or Min point of this function
f(x)=x^2-14x+59
&
f(x)= -x^2-14x-52
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book Other Question
dear : i want to solve this limt
limt ( sin x - tan x ) / x^3 at x tandes to 0
Simplify -5+9+5-9=