Answer:
It's 2 1/4
Step-by-step explanation:
I dont know how to explain this... but I'm 100% positive on the answer so
Sandra's Height: 4ft.
Pablo's Height: 4.4ft.
Machela's Height: 4.75ft.
Hope this helps.
Answer:
When 
Step-by-step explanation:
When
is smaller than
, the resulting value under the square root will become negative. Since it is impossible to take the root of a negative number, the expression is thus undefined, however, it can be represented with the imaginary number
where
=
.
Hope this helps :)