How do you write the first five terms of the arithmetic sequence given #a_1=5, d=-3/4#?

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Answer 1 · 2017-06-14T23:42:14

The equation for the nth term is:

#a_n = a_1+d(n-1)#

Substituting in the given values:

#a_n = 5-3/4(n-1)#

#a_1 = 5-3/4(1-1)= 5#

#a_2 = 5-3/4(2-1)= 17/4#

#a_3 = 5-3/4(3-1)= 14/4#

#a_4 = 5-3/4(4-1)= 11/4#

#a_5 = 5-3/4(5-1)= 2#