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In simplified exponential notation, the expression a^2•a^-3•a 1/a 0

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?