Solve pls brainliest

Iwill give you ! what is the measure of ∠v ?

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)

If a and −a are numbers on the number line, which expression must give the distance between them? a) 0 b) a c) |2a| d) |a|