Answer:
The required output will be 16.
Step-by-step explanation:
Given:
step 1 : Input = 8
step 2 :The input subtracted from 4
i.e 4 - input = 4-8 = -4
step 3 : the above result is squared
i.e ( - 4 )² = -4 × -4 = 16 ....( minus × minus = plus )
step 4: The required output will be 16.
