Find the difference. Check by adding.997
A. 681
B. 1309
C. 585
D. 685
Answer: D
Mathematics
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Find all cube roots of the complex number. Leave answers in trigonometric form.125
A. 5 cis 90°, 5 cis 210°, 5 cis 330° B. 5 cis 0°, 5 cis 60°, 5 cis 120° C. 5 cis 45°, 5 cis 165°, 5 cis 325° D. 5 cis 0°, 5 cis 120°, 5 cis 240°
Mathematics
Express the number as the ratio of two integers.0.386386 . . .
A.
B.
C.
D.
Mathematics
Find the sum and simplify the answer. +
+
A.
B.
C.
D.
Mathematics
Multiply the conjugates.(9 + )(9 -
)
A. 86
B. 86 - 18
C. 86 + 18
D. 76
Mathematics