Question

find the first term of the AP whose third term is 11 and common difference is 4

Answer 1

Answer:

3

Step-by-step explanation:

3rd term = a+2d = a+ 2×4=11

or a=3

Answer 2

${\bold{\huge{\boxed{\mathcal{\green {SOLUTION}}}}}}$

$third \: term \: of \: an \: ap \: \\ a + 2d = 11$

given d=4

so we get,

$a + 2 \times 4 = 11 \\ = a = 11 - 8 \\a = 3$