exam Maths Puzzle Numerical Ability

I need help with this question: express the exponential expression in logarithmic form 6^4=1296

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exam Other Question
Where x=4,y=3, and z=2

x^3+2y-z

and

xy^2-3z^2
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(xy)^2(-3z)^2 A train has a total of 152 seats. The number of coach-class seats is 5 more than six times the number of first-class seats. How many of each type of seat are there on the train?