Acertain arithmetic sequence has this explicit formula for the nth term:
an = 11 +(n-1)(4)
the same sequence has this recursive formula:
an= an-1 +
what number belongs in the blank space in the recursive formula?

In each bouquet of flowers, there are 2 roses and 3 white carnations. complete the table to find how many roses and carnations there are in 2 bouquets of flowers.

Find the vertex of the function given below y=x^2-6x+1

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.