Question

if a=5 and 11th term of A.P is 45, then find d​

Answer 1

Answer:

d = 4

Step-by-step explanation:

$a = 5(given) - - - - > 1\\ a11 = 45 \\ a + 10d = 45 \\ putting \: value \: of \: a \: from \: eq.1 \\ \\ 5 + 10d = 45 \\ 10d = 45 - 5 \\ 10d = 40 \\ d = \frac{40}{10} \\ \\ d = 4$

PLEASE MARK IT BRAINILIEST ✌

HIT THE THANK YOU BUTTON ❤

Answer 2

Answer:

mate here is answer in attachment

mark brainlist

rate answer