Find the perimeter.
A. 135 yd
B. 94 yd
C. 422 yd
D. 128 yd
Answer: D
Mathematics
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Find the solution set for each inequality. Graph the solution set on a number line and write it in interval notation.|x - 8| + 7 ? 9
A. [6, 10]
B. (6, 10)
C. ?
D. [6, 9]
Mathematics
Perform the operation indicated.
? 
A. 
B. 
C. 
D. 
Mathematics
Find the equilibrium values for B and F .
Chemicals enter a house’s basement air. Let F (t ) and B(t ) be the amount of chemical (in mg m3 ) in the first floor air and the basement air after t minutes, respectively. Let’s suppose that the rate of change of F and B are given by the equations: B'= -0.017B + 0.85 and F' = 0.015B - 0.0125F
Mathematics
y?? + 49y = 98
What will be an ideal response?
Mathematics