It could be 3/2 or it could be 1 1/2
Answer:
7 + 4
Step-by-step explanation:
note that
×
= a
Given
(2 +
)² = (2 +
)(2 +
)
Each term in the second factor is multiplied by each term in the first factor, that is
2(2 +
) +
(2 +
) ← distribute both parenthesis
= 4 + 2
+ 2
+ 3 ← collect like terms
= 7 + 4
4b+20 because you disrepute the 4
See image below it keeps going .