Question

Q. What is Arithmetic mean? Explain it briefly with an example.
Q. If 2x, x+10, 3x+2 are in A.P., find the value of x.

Answer 1

Dear student,

If three numbers are in AP let's say a, b, c then ​2b = a + c
that's why

$2\left(x+10\right)=2x+\left(3x+2\right)$

Regards