Using the concepts of graphing inequalities, determine the inequality which describes the graph.
A. x ? -2
B. x ? -2
C. y ? -2
D. y ? -2
Answer: D
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Find the first few nonzero terms of the Maclaurin series for the given function.f(x) = sin x cos x
A. x + 
x3 - 
x5 + 
x7 + . . .
B. x - 
x3 + 
x5 - 
x7 + . . .
C. x - 
x3 + 
x5 - 
x7+ . . .
D. 1 + x - 
x2 - 
x3 + . . .
Use Venn diagrams to determine whether the following statements are equal for all sets A and B.(A ? B) ? (B ? C), B ? (A ? C)
A. not equal B. equal
Provide an appropriate response.Let ABC be a right triangle with src="https://sciemce.com/media/4/ppg__rrrrrr0615191112__f1q148g6.jpg" style="vertical-align: -4.0px;" /> is perpendicular to 
Let 
be the angle bisector of 
with D on line segment 
, and E and F the points on 
such that 
and 
is the angle bisector of angle 
Prove that 
What will be an ideal response?
Solve the problem.Shelly can cut a lawn with a riding mower in 2 hours less time than it takes William to cut the lawn with a push mower. If they can cut the lawn in 5 hours working together find how long to the nearest tenth of an hour it takes for William to cut the lawn alone.
A. 9.1 hours B. 11.1 hours C. 11.2 hours D. 9.2 hours