Which of the following is a factor of 3x3-12x2 +X-4 ?
A. X+3
B. X+2
C. X-4
D. X-1

step-by-step explanation:

we are given

since, we have to isolate x on anyone side

so, we can move all x terms on one side

subtract both sides by 2x

add both sides by 9

divide both sides by 4

we get

i would say b) is your answer

sorry if im wrong

step-by-step explanation:

= 5

step-by-step explanation:

to find the 15th term substitute n = 15 into the nth term formula

= (- 3 × 15 ) + 50 = - 45 + 50 = 5