Question :
Can you please solve ?

the answer is 1320 :) (hopefully you can read the writing in my work)

c

c

c

c

c

c

c

cc

c

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