Answer:
1
Step-by-step explanation:
Anything to the power of 0 is 1
Hope I helped :)
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Let

, and recall that in polar coordinates,

. This means you have

You can stop there, or try to find something that looks somewhat nicer.
For those unaware of what this means
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Convert 0.5 into fraction and then into ratio
=>0.5
=>5/10
=>1/2
=>1:2
Hope it helped
Answer:
129
Step-by-step explanation:
278 - 149 = 129