Question

if f(x) = x^2, find f(1.1)-f(1)/(1.1-1)

Answer 1

$f(1.1) = (1.1) ^{2} = 1.21$

$\frac{f(1.1) - f(1)}{(1.1 - 1)}$
$\frac{(1.21) - 1}{1.1 - 1}$
$\frac{0.21}{0.1}$
$2.1$