Asequence {an} is generated by the recursive formulas a1 = 5 and an = an-1 + 5(-1)n. find, a343, the 343rd term of the sequence

What is the difference between regular convex and concave polygons

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?