Which formula can be used to describe the sequence?
-2 2/3, -5 1/3, -10 2/3, -21 1/3, -42 2/3.
a: f(x + 1) = –2f(x)
b: f(x + 1) = -1/2 f(x)
c: f(x + 1) = 1/2 f(x)
d: f(x + 1) = 2f(x)

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.

Which expression is equivalent to (4 +6i)^2? ? -20 + 48i 8 + 12i 16 - 36i 20 + 48i

What is the value of x in the equation 1.5x+4-3=4.5(x-2)?