Express in terms of i.-1 - 
A. -1 + 4i
B. -1 - 4i
C. 1 + 4i
D. -1 + 4
Answer: B
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Provide an appropriate response.Assuming r = f(?) is continuous for 
and 
what can be said about the relative areas between the origin and the polar curves r = f(?), ? ? ? ? ?and r = 2f(?), ? ? ? ? ? ?Give reasons for your answer.
What will be an ideal response?
Evaluate.70 - 120
A. 1 B. 2 C. 0 D. -5
Simplify the expression.
A. a2 + ab + b2 B. a - b C. a2 + b2 D. a2 - ab + b2
The area of the triangular swimming pool shown in the illustration is doubled by adding a rectangular wading pool. Find the width of the pool (x).
(The area of a triangle = 
, and the area of a rectangle = lw).
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Please enter your answer as a number without the units.
Fill in the blank(s) with the appropriate word(s).