Coordinate

Determine missing coordinate of the point M [x, 120] of the graph of the function f bv rule: y = 5x

Correct result:

x =  2.97

Solution:

5x=120 xln5=ln120 x=ln120ln5=2.975^x = 120 \ \\ x \ln 5 = \ln 120 \ \\ x = \dfrac{ \ln 120 }{ \ln 5 } = 2.97



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