Which point is located at -7.75−7.75minus, 7, point, 75?
1 answer:
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Answer:
see explanation
Step-by-step explanation:
Note that cos315° = cos45° and sin315° = - sin45° and
cos45° = sin45° = =
Hence
12(cos315° + isin315°)
= 12(cos45° - isin45°)
= 12( - i
)
= 6 - 6i