Emmy is playing with a calculator. She enters an integer, and takes its square root. Then she repeats the process with the integer part (round down) of the answer. After the third process, the integer part equals 1 for the first time. What is the difference between the largest and the smallest number Emmy could have started with?
(A) 229
(B) 231
(C) 239
(D) 241
(E) 254

l.ln.lln.k.nkl

step-by-step explanation:

none.

step-by-step explanation:

m

1

=

5

m1=5

b

=

−

1

b=-1

find the slope and y-intercept of the second equation.

tap for more

m

2

=

0

m2=0

b

=

−

6

b=-6

compare the slopes

m

m of the two equations.

m

1

=

5

,

m

2

=

0

m1=5,m2=0

compare the two slopes in the decimal form. if the slopes are equal, then the lines are parallel. if the slopes are not equal, then the lines are not parallel.

m

1

=

5

,

m

2

=

0

m1=5,m2=0