Listen NCERT Audio Books to boost your productivity and retention power by 2X.
If is continuous at x = 2, find k.
Given:
f(x) is continuous at x = 2 & f(2) = k
If f(x) to be continuous at x = 2,then,
f(2)– = f(2) + = f(2 )
LHL = f(2)– =
(a + b)(a – b) = a2–b2
= 1
Since, f(x) is continuous at x = 2 and f(2) = k,then
k =