A2 + B2 = C2
A2 + 484 = 1024
A2 = 540
540 squared = 23.24
A = 23.24
C....to be a function x can only be one value
Answer:

Step-by-step explanation:
<u>Step 1: Set x to 3
</u>
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Answer: 
28.7% rounding off would be 29%
You could multiply that fraction by (1 hour / 3,600 seconds) .
(18,000 mile / 1 hour) x (1 hour / 3,600 second) =
(18,000 x 1) / (1 x 3,600) (mile-hour) / (hour-second) =
(18,000 / 3,600) (mile / second) = <span>5 mile/second
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