You have (-3 +i)/(7 + i) so you need to remove the i from the numerator, so you have to multiply by 7-i and you get
(-22 + 4i)/50 which can be simplified to
(-11 + 2i)/25
Answer:
it is a horizontal stretch by 2.
Step-by-step explanation:
AB=3-1=2
A'B'=6-2=4

Answer:
There are six boys
Step-by-step explanation:
Divide 54 sheets by number of boys (9)
Answer:
Option C
Step-by-step explanation:
2 and 4 makes the figure look symmetrical