Express in terms of i.
A. ±20
B. 20i
C. -20i
D. i
Answer: B
Mathematics
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Solve.5.4 - 4.27x - 1.8x = 20.575
A. -4.28 B. 8.33 C. -2.5 D. 3.5
Mathematics
Refer to the right triangle ABC with C = 90°.Assuming that a = 6 and b = 8, find c.
A. 7 B. 10 C. 5 D. 9
Mathematics
Solve the equation.
= 9
A. {-15} B. ? C. {-3, 15} D. {3, 15}
Mathematics
Plot the ordered pair in the Cartesian plane, and state in which quadrant or on which axis it lies.(-1, 0)
A. Quadrant II
B. y-axis
C. x-axis
D. x-axis
Mathematics