Solve the differential equation subject to the given condition. Note that y(a) denotes the value of y at t = a. 
= 0.33y, y(0) = 250
A. 
B. 
C. 
D. 
Answer: A
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Solve the equation.8.8 - .02(x - 0.6) = .7x (All numbers are approximate.)
A. x ? 1.25527066 B. x ? 1 C. x ? 10 D. The equation is a contradiction.
Translate the sentence to an algebraic inequality.A number is less than or equal to -3.
A. x > -3 B. x < -3 C. x ? -3 D. x ? -3
Consider a family of functions 
. Graph all the given members of the family in the viewing rectangle indicated.
?
(a)
by 
?
(b)
by 
?
How does the value of c affect the graph?
?
A. The graphs in part (a) are obtained by shifting the graph of 
to the right c units, 
. The graphs in part (b) are obtained by shifting the graph of 
to the left 
units, 
.
B. The graphs in part (a) are obtained by shifting the graph of 
to the left c units, 
. The graphs in part (b) are obtained by shifting the graph of 
to the right units, 
.
C. The graphs in part (a) are obtained by shifting the graph of 
to the left and downwards c units, 
. The graphs in part (b) are obtained by shifting the graph of 
to the right and up 
units, 
.
D. The graphs in part (a) are obtained by shifting the graph of 
up c units, 
. The graphs in part (b) are obtained by shifting downwards the graph of 
units, 
.
E. The graphs in part (a) are obtained by shifting the graph of 
downwards c units, 
. The graphs in part (b) are obtained by shifting the graph of 
up units, 
.
Find the exact value of the indicated trigonometric function of ?.tan ? = 
, 180°< ? < 270°Find cos ?.
A. 
B. 
C. -21
D. - 