Question

If you could help me maybe pls?????

Answer 1

Answer:

k² + 10k + 24

Step-by-step explanation:

First, the square has side length k. Now in rectangle,

l= k+6

b= k+4

Ar. of rectangle= l×b

Eq.

(k+6)(k+4)

opening bracket,

k² + 6k + 4k + 24

k² + 10k +24