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brinlin
Username
brinlin
Score
68
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Questions
16
Answers
2
16 Questions
2 Answers
0
361
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+68
Help
Convert the rectangular coordinates to polar coordinates and spherical coordinates.
brinlin
Jul 24, 2021
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366
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+68
Help please
Question:
brinlin
Jul 23, 2021
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424
1
+68
Help please
Question:
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brinlin
Jul 23, 2021
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363
1
+68
Help please
Let be a sixth root of unity. Find all possible values of .
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brinlin
Jul 18, 2021
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302
0
+68
Help asap please
(a) Let a be a cube root of unity, and let b be a fifth root of unity. Prove that ab is a root of unity.
(b) Let a be a primitive cube root of unity, and b be a primitive fifth root of unity. Prove that ab is a primitive root of unity.
read more ..
brinlin
Jul 18, 2021
0
357
0
+68
Help please
Reproduce the angle difference identities for sine and cosine by expressing in rectangular form.
brinlin
Jul 17, 2021
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405
2
+68
Having some trouble with this
Show that if w is a primitive root of unity for n = 2m, then is a primitive root of unity.
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brinlin
Jul 17, 2021
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411
2
+68
Need some help with this
Let w be a sixth root of unity. Find all possible values of .
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brinlin
Jul 17, 2021
0
443
2
+68
Help Please
Reproduce the angle difference identities for sine and cosine by expressing in rectangular form.
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brinlin
Jul 16, 2021
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421
2
+68
Help Please
Prove that
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brinlin
Jul 16, 2021
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#2
+68
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How did you get your answer? I don't understand.
brinlin
Jul 17, 2021
#2
+68
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Sorry, haven't learned this formula.
brinlin
Jul 17, 2021
