10, 20, 40 what is the 15th term

(- 1, 0 )

step-by-step explanation:

an x- intercept is where the function crosses the x- axis.

to find the x- intercept/s look for the value of x when f(x) = 0

from the given table there are 3 values of x where f(x) = 0

when x = - 1, x = 2, x = 3

the one that is listed is (- 1, 0 )

y=3n + 1

step-by-step explanation:

this is wrong because it says the second number is one less and i added one instead