Express in terms of i.
A. ± 9
B. -i
C. -9i
D. 9i
Answer: D
Mathematics
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Solve the system by graphing the equations on a graphing calculator and estimating the point of intersection.-0.99x - 3.960y = 35.05x - 8.99y = 8Round your solution to the nearest thousandth.
A. (0.798, 0.163) B. (-0.798, 0.163) C. (0.163, -0.798) D. (-0.163, 0.798)
Mathematics
Identify the numerator and the denominator of the fraction.
A. numerator: 
; denominator: 1
B. numerator: 17; denominator: 6
C. numerator: 23; denominator: 1
D. numerator: 6; denominator: 17
Mathematics
Use the vertical line test to determine whether y is a function of x.
A. No B. Yes
Mathematics
Solve the linear equation using the multiplication property of equality.-18.9 = -2.7c
A. c = 2.0 B. c = 16.2 C. c = -16.2 D. c = 7.0
Mathematics