Perform the operation and write the result in the standard form.(-9 + 14i) - (6 - 3i)
A. 3 - 17i
B. -15 + 17i
C. -15 - 17i
D. -3 - 17i
Answer: B
Mathematics
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Discuss the symmetry of the graph of the polynomial function.f(x) = (x - 4)2
A. Symmetric about y = 4 B. Symmetric about x = 4 C. Symmetric about x = -4 D. Symmetric about y = -4
Mathematics
The equation of a parabola is given. Determine if the parabola is horizontal or vertical, the way the parabola opens, and the vertex.x = -(y + 3)2 - 4
A. vertical; opens downward; (3, -4) B. horizontal; opens to left; (-4, -3) C. horizontal; opens to left; (-4, 3) D. vertical; opens downward; (-3, -4)
Mathematics
Find the volume.Of a box 6.8 cm × 3 cm × 9 cm
A. 243 cm3 B. 183.6 cm3 C. 61.2 cm3 D. 416.2 cm3
Mathematics
Convert.38.13 hectometers = _____ kilometers
A. 381.3 B. 3.813 C. 0.381 D. 3813
Mathematics