Here are the first five terms of a sequence. 3
8
17
30
47
Find an expression, in terms of n, for the nth term of this sequence.

Which of the following is a justification used while proving the similarity of triangles lom and mon

3382-299=3383- ? fill in the blank?

If 30 lb of rice and 30 lb of potatoes cost ? $27.60? , and 20 lb of rice and 12 lb of potatoes cost ? $15.04? , how much will 10 lb of rice and 50 lb of potatoes? cost?