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Express the number as the ratio of two integers.0.55555 . . .

Plot the point whose polar coordinates are given.(-2, π/2)

Solve the problem.Mari drops a ball from a height of 13 meters and notices that on each bounce the ball returns to about  of its previous height. About how far will ball travel before it comes to rest?

A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 1, an+1 = 3an

Find the limit of the sequence if it converges; otherwise indicate divergence.an = 3 + (0.2)n

Write the first four elements of the sequence. n

Replace the polar equation with an equivalent Cartesian equation. 6r cos θ + 2r sin θ = 1

Find the slope of the polar curve at the indicated point.r = 4 cos 3θ, θ = 

Compute dy/dx for the function.y = 

A recursion formula and the initial term(s) of a sequence are given. Write out the first five terms of the sequence.a1 = 1, an+1 = 5an