Use mathematical induction to prove the statement is true for all positive integers n. 6 + 12 + 18 + ... + 6n = 3n(n + 1)

look at the picture.

y-intercept for the function on a picture is 4 → point (0, 4).

y-intercept for the function

is for x = 0. substitute:

y-intercept is 8 → point (0, 8).

4

step-by-step explanation:

im pretty sure it's 4 beacsue 8/2 equals 4

he earned 78.75 in interest.

step-by-step explanation:

60 for the first and 130 for the second

step-by-step explanation: