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Let a and b be positive real numbers. If x^2 + y^2<=1 then what is the largest that ax+by can get?
By the Cauchy-Schwartz inequality, we have (x2 + y2)(a2+b2) >= (ax+by)2.
This can be transformed into (ax+by)2 <= (x2
List the factors that affect the rate of reaction
The rate of a reaction increases if:the temperature is increasedthe concentration of a dissolved reactant is increasedsolid reactants are broken into
