Answer:
Step-by-step explanation:
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because the bases are all the same.. just add the exponents

or

Answer:

Step-by-step explanation:
Interior angles of a triangle = 180°

I hope I helped you^_^
Answer:
There is an error in the equation.
f ( x ) = 63 X?? or whatt??
30 divided by 6=5
5 x 6 = 30
%20
Answer:
Average speed of Aouita = 6.68 meter per second.
Step-by-step explanation:
To create a world record Aouita ran a distance = 3000 m
He took the time to cover this distance = 7 minutes 29.45 seconds
= (7×60) + 29.45 seconds
= 449.45 seconds
Since, formula for the average speed is given by,
Average speed = 
Therefor, average speed of Aouita = 
= 6.675
≈ 6.68 meter per second
Average speed of Aouita was 6.68 meter per second.