Powers of 10 I
3 xx 100
300
42 xx 1,000
42,000
How many metres are there in one kilometre?
1000 m = 1 km
How many grams are there in one kilogram?
1000 g
<1,2> + <-2,7>
<-1,9>
<-2,4> + <3,-4> =
<1,0>
4.24 xx 10
42.4
3.074 xx 100
307.4
How many millimetres are there in one metre?
1000 mm = 1 m
1000 mg = 1 g
<-5,-3>
<3,-6> - <-2,-2> =
<5,-4>
0.388 xx 10^2
38.8
4.00301 xx 10^3
4,003.01
A person weighs 75 kilograms. How much is this in grams?
75,000 g
How many metres is a 42.5 kilometre marathon?
42,500 m
Find the magnitude of the vector <-3,2>.
sqrt(13) ~~ 3.61
Find the magnitude of the vector <-6,-2>.
sqrt(40) ~~ 6.32
123 xx 10^-2
1.23
1,045 xx 10^-2
10.45
How many seconds in a day?
86,400 s
How many inches tall is someone is 150 cm?
Approximately 59 inches.
2<-1,-1> + <-2,5> =
0.0389 xx 10^-2
0.000389
0.108 xx 10^-3
0.000108
50 m/s
Your top speed is 7.5 m/s. How fast is this in km/h?
27 km/h
Find the vector with its tail at point (-2,4) and its head at point (5,5).
<7,1>
Find the vector with its tail at point (3,3) and its head at point (-1,2).