Answer:
(1, - 3 )
Step-by-step explanation:
Under a counterclockwise rotation about the origin of 90°
a point (x, y ) → (- y, x ), thus
T(- 3, - 1 ) → T'(1, - 3 )
I hope this helps you
x=42.8+6.9
x=49.7
I'm not following. What's the question?
Answer:
The numbers are 10 and 5
Step-by-step explanation:
x+y=15
(1/x)+(1/y)=(3/10)
(1/(15-y))+(1/y)=(3/10)
x=10, y=5