If a+b = 10 and a-b = 6 then find the value of ab​

Which logarithmic equation is equivalent to the exponential equation below? e^a=55(you will receive 34 points)

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Which statement about the relative areas of δabc and δxyz is true? the area of δabc > the area of δxyz the area of δabc < the area of δxyz the area of δabc = the area of δxyz more information is needed to compare.