Solve. Express any nonreal complex numbers with i notation.x4 - 40x2 + 144 = 0
A. x = 4, 36
B. x = 2, 6
C. x = ± 2i, ± 6i
D. x = ± 2, ± 6
Answer: D
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2x - y = -5 3x + 2y = 3 a. x = 3, y = 1 b. x = 1, y = 3 c. x = -1, y = 3
Write a mixed number to represent the measurement shown.In a speech class containing 62 students, there are 10 freshman, 16 sophomores, and
What fraction of the class is NOT juniors?
A.
B.
C.
D.
Write the vertex form of the equation of the parabola shown in the given graph. Assume a = ±1.
A. y = -(x + 1)2 - 1 B. y = -(x - 1)2 + 1 C. y = -(x + 1)2 + 1 D. y = (x + 1)2 + 1
Write the decimal in words.9.528
A. Nine and five hundred twenty-eight hundredths B. Nine and five hundred twenty-eight tenths C. Nine and five hundred twenty-eight thousandths D. Nine and five hundred twenty-eight millionths