Please help Exponential functions have extreme or an extreme points
True or false

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

Given: f(x) = 2x + 5 and g(x) = x2 and h(x) = -2x h(g(f( = x2+ vx+ x + y

How many different three-digit numbers can be formed using the digits 1 comma 2 comma 9 comma 6 comma 4 comma 3 comma and 8 without repetition? for example, 664 is not allowed.