Write the opposite of the polynomial and simplify your result.-8a3 + 3a2 + 3a - 1
A. 8a3 - 3a2 - 3a + 1
B. -8a3 - 3a2 - 3a - 1
C. -8a3 + 3a2 + 3a + 1
D. 8a3 + 3a2 + 3a - 1
Answer: A
Mathematics
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Find the LCM of the expressions.9x and 12x
A. 9x
B. 
x
C. 12x
D. 36x
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Find all cube roots of the complex number. Leave answers in trigonometric form.-125
A. 5 cis 180°, 5 cis 0° B. 5 cis 60°, 5 cis 180°, 5 cis 300° C. 5 cis 120°, 5 cis 180°, 5 cis 300° D. 5 cis 30°, 5 cis 150°, 5 cis 270°
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Solve the problem.Two angles are complementary. The sum of the first angle plus twice the second angle is 100°. Find the measures of the angles.
A. 26°, 37° B. 80°, 10° C. 170°, 10° D. 75°, 15°
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Solve the system using matrices. x - y + 5z = 63x+ z = 2 x + 4y + z = 18
A. (2, 4, 0) B. (0, 4, 2) C. No solution D. (2, 0, 4)
Mathematics