Answer: f^-1(x)=-7x+3 maybe ? i think
Step-by-step explanation:
The answer is B. 45m/s north
Answer:
-3
Step-by-step explanation:
30/(-2)-(-3)(4)
BIDMAS
-15 - (-3)(4)
-15 - -12
-15+12
-3
Answer:
Option C) The value of a is correct, but the value of b is incorrect.
Step-by-step explanation:
z = 8(cos(300°) + isin(300°))
z = 8cos(300°) + 8isin(300°)

So we can see that a = 4 which is correct but b =
and b in the question says it is b
so its incorrect so Option C is your answer.
2/3km........2/3 h
x km............1 h
x=2/(2/3)=6 km/h