Answer:
[tex]b=20[/tex]
Step-by-step explanation:
So we have the equation:
[tex]b=(\sqrt{4})^2+4^2[/tex]
The square root and the square cancels out for the first term.
And 4 squared is 16.
So:
[tex]b=4+16[/tex]
Add:
[tex]b=20[/tex]
Answer: 20
Solution Steps
Immersive Reader
sqrt4^2+42
Calculate 4 to the power of 2 and get 16.
sqrt16+4^2≈20
Calculate the square root of 16 and get 4.
4+4^2≈20
Calculate 4 to the power of 2 and get 16.
4+16=20
Add 4 and 16 to get 20.
20