Write the expression in the standard form a + bi.
A. i
B. 1
C. -i
D. -1
Answer: C
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Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation.-5x - y - 9z = -64-7x - 5z = -37 8y + z = 46
A. {(-1, 5, 2)} B. {(1, 6, 5)} C. ? D. {(1, 5, 6)}
Factor completely. If the polynomial cannot be factored, say it is prime.16x2 - 56x - 32
A. (16x - 8)(x + 4) B. 8(2x + 1)(x - 4) C. 8(2x - 1)(x + 4) D. prime
Find the slope-intercept form of the equation of the line with the given properties.Horizontal; containing the point (4, 10)
A. x = 10 B. y = 10 C. y = 4 D. x = 4
Choose a variable to represent one quantity. State what that quantity represents and then express the second quantity in terms of the first.In the race for Student Body President, Jose received 354 more votes than Angela.
A. Angela's votes: x; Jose's votes: x - 354 B. Angela's votes: x; Jose's votes: 354 - x C. Angela's votes: x; Jose's votes: x + 354 D. Angela's votes: x; Jose's votes: 354x