Question

Si: P(x) = 7x – 4
Calcular: P(m+2) – P(m)

Answer 1

P(x) = 7x - 4
P(m+2) = 7(m+2) - 4 = 7m + 14 - 4 = 7m + 10
P(m) = 7m - 4

P(m+2) - P(m)
7m + 10 - (7m - 4)
7m + 10 - 7m + 4
R// 14

Answer 2

(-10/7)-(-4-7)=-14/7=-2