Parallel means lines that never meet, and perpendicular are lines that meet at right angles.
The son is 4 years old and the dad is 24 years old.
Easy
remember
x^-m=1/(x^m)
so
f(-1)=4*7^-1=4*(1/(7^1))=4*(1/7)=4/7
f(2)=4*7^2=4*49=196
In 15 days he would have downloaded 45 songs. In 40 days he would have downloaded 120 songs.
Answer:
60 miles an hour
Step-by-step explanation:
^^^^^^^^