Question

for an ap if a=11 d=1.5 t3=?​

Answer 1

Answer:

a=11

d=1.5

an = a+ (n-1)d

here n = 3

a3 = a + 2d

a3 = 11 + 2*1.5

a3 = 14

Step-by-step explanation:

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Answer 2

Answer:

tn=a+(n-1)d

t3=11+(3+1)1.5

=11+2x1.5

=11x3

=14