Solve the polynomial inequality and graph the solution set on a number line. Express the solution set in interval notation.x2 - 2x - 15 < 0
A. (-?, -3)
B. (-?, -3) ? (5, ?)
C. (-3, 5)
D. (5, ?)
Answer: C
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Determine whether the given equation is the general solution or a particular solution of the given differential equation.y' lnx - 
= 0, y = c 
6
A. Particular solution B. General solution
For the following rational function, identify the coordinates of all removable discontinuities and sketch the graph. Identify all intercepts and find the equations of all asymptotes.f(x) = 
A. removable discontinuity at (-4, -8);
no x-intercepts, y-intercept: 
;
asymptotes: y = 0 and x = 4
B. removable discontinuity at (4, 8);
no x-intercepts, y-intercept: 
;
asymptotes: y = 0 and x = 4
C. removable discontinuity at (4, 8);
x-intercept: (-4, 0), y-intercept: (0, 4);
no asymptotes
D. removable discontinuity at (-4, -8);
no x-intercept: (4, 0), y-intercept: (0, -4);
no asymptotes
Simplify. Write your answer in the form a + bi, where a and b are real numbers.(7 - 3i) + (1 + 6i)
A. -8 - 3i B. 8 - 3i C. -8 + 3i D. 8 + 3i
Translate the sentence into a mathematical equation. Be sure to identify the meaning of all symbols.Speed is measured by distance divided by time.
A. If S represents speed, d distance, and t time, then S = 
.
B. If S represents speed, d distance, and t time, then d = 
.
C. If S represents speed, d distance, and t time, then S = 
.
D. If S represents speed, d distance, and t time, then t = 
.