Answer: They are right it's 60
Step-by-step explanation:
Edge 2020
Answer:
The answer is 60
12 + 8 + 12 + 4
Using the rule of radicals
× ⇔
Given
(4 + 2 )(3 + 2 )
Each term in the second factor is multiplied by each term in the first factor, that is
4 (3 + 2 ) + 2 (3 + 2 ) ← distribute both parenthesis
= 12 + 8 + 12 + 4