Gustavo and Yuki were asked to find an explicit formula for the sequence 19.0, -19, -38, ..., where the first term should be h(1). Gustavo said the formula is h(n) = 19 – 19n.
Yuki said the formula is h(n) = –19+ 19n.
Which one of them is right?

Ateacher asked his students to vote for an animal to be their class pet. five-eighteenths of the students voted for a rabbit, voted for a snake, and voted for a hamster. which statement is true? more students voted for a hamster than a snake. more students voted for a snake than a rabbit. more students voted for a rabbit than a hamster. more students voted for a snake than a hamster.

According to the number line, what is the distance between points a and b? v ++ + + + + -16 -14 -12 -10 -8 + 6 + 4 + -2 + 0 + 2 + 4 + 6 + 8 + 10 + 12 + 14 + 16 o6 units o 7 units 12 units o 14 units

If np3 /nc2 = 6, find the value of n