One of your friends lives 225 km away. it took him 2.5 hours to travel to the cottage. at what speed did he travel? (distance = speed x time)

Speed = 90  km per hour.

Step-by-step explanation:

Given  : One of your friends lives 225 km away. It took him 2.5 hours to travel to the cottage.

To find : At what speed did he travel.

Solution : We have given that

Distance covered by friend = 225 km.

Time taken to travel = 2.5 hour.

Speed =  .

Speed =  .

Speed = 90  km per hour.

Therefore, Speed = 90  km per hour.

(-1,-0.5)

step-by-step explanation:

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

tap for more

y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation: