Question

4. (5)2 – (4)2 = (?)2​

Answer 1

Answer:

1

Explanation:

(5)2 - (4)2 = (?)2

=5×2 - 4×2 = ? × 2

=10 - 8 = ? × 2

= 2 = ? × 2

? = 2/2

? = 1

Answer 2

Answer:

10-8=(x)2

2=(x)2

2/2=x

1=x......

vote me....