MATH SOLVE

2 months ago

Q:
# A sequence has a second term of 1 and a common difference of -3. The fifth term of the sequence is _____. -11 -8 -5 10

Accepted Solution

A:

Answer:-8Step-by-step explanation:Let the sequence be X.Xn=a+(n-1)*dwhere, n: nth term a: first term d: common differenceGiven, X2=1Then, 1=a+(2-1)*-3or,a=1+3=4So,X5=4+(5-1)*-3or,X5=4+(4*(-3))or,X5=4-12=-8