Reflection across the x-axis:

y = − f ( x ) y = -f(x) y=−f(x) The concept behind the reflections about the x-axis is basically the same as the reflections about the y-axis.
Prime Factors of 495 =3, 3, 5, 11
<span>Which is the same as = 32 x 5 x 11Prime Factors Tree of 495<span><span>495
/ \
3 165/ \
3 55/ \
5 11/ \
11 1</span></span></span>
Answer: 8.4 miles per hour
Step-by-step explanation:
Since, total distance = 24.5 miles,
Time taken = 
Thus,




i dont seem to understamd