Question

When will the dependent variable in the equation y=sqrt x+4-3 equal or exceed 4???
A- x >=-0.17
B- x >= 45
C- x >= 48
D- x >= 53

Answer 1

@perl

Answer 2

\[y=\sqrt{x+4}-3\]
is this the question

Answer 3

yes

Answer 4

the dependent variable is Y
you want to know when y=4 or above
so let y=4

\[4=\sqrt{x+4}-3\]

re arrange to get x

Answer 5

ok thanks