Simplify the following expression: 4 + sqrt4 +1+ sqrt9+7
O A. 11+5i
O B. 5-11i
O c. 11+ 13i
O D. 16+0i

i dont know

step-by-step explanation:

the 4th choice is the correct one

step-by-step explanation:

from the figure we get,

the x axis shows   the months and,

the y-axis shows the number of satisfied customer.

each line or each cell in upward direction (y-axis) shows 500.

the appropriate scale for the y - axis is: -

a = 2000 customers

b = 4000 customers

c = 6000 customers

d = 8000 customers

e = 10000 customers

f = 12000 customers

g = 14000 customers

50x5=$250

step-by-step explanation: