Question

find the t17 of the A. P 7,14,21,28​

Answer 1

answer:119

Step-by-step explanation:

tn in an ap is

tn=a+(n-1)d

where a is first term =7 and

b is difference=t2-t1=14-7=7

t17=7+16×7

t17=17×7

t17=119

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