It is decreasing at B. (ln9/3,∞)
Answer: 342.5 miles
Step-by-step explanation:
Distance = Speed x Time
<u>Speed(mph) </u> <u>Time(hr)</u> <u>Distance(miles)</u>
55 x 3.5 = 192.5
60 x 2.4 = <u>150</u>
<u>Total Distance (miles) =</u> 342.5 miles
Answer:
You can use this step to answer your question
Step-by-step explanation:
he vector projection of #vecu# onto #vecv# is
#=(vecu.vecv)/(||vecv||^2)*vecv#
The dot product is
#vecu.vecv=<3,15>.<-1,5>=-3+75=72#
The modulus of #vecv# is
#||vecv||=||<-1,5>||=sqrt(1+25)=sqrt26#
The vector projection is
#=72/26<-1,5> = 36/13<-1,5>#
The scalar projection is
#(vecu.vecv)/(||vecv||)=72/sqrt26#
Answer:
see attached graph
Step-by-step explanation: