Question

Simplify:
$\frac{2.1 \times 2.1 - 0 .9 \times 0.9}{2.1 - 0.9}$I would really appreciate a helpful answer.
​

Answer 1

Answer:

$\frac{2.1 \times 2.1 - 0 .9 \times 0.9}{2.1 - 0.9}$

Step-by-step explanation:

$\frac{4.41-0.9\times 0.9}{2.1-0.9}$

$\frac{4.41-0.81}{2.1-0.9}$

$\frac{3.6}{2.1-0.9}$

$\frac{3.6}{1.2}$

$\frac{36}{12}$

$3$

hope it help you.