Graph the solution of the system.x + 2y ? 2 x + y ? 0
A. 
B. 
C. 
D. 
Answer: A
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Suppose 
is a linear function with slope 2.99. Suppose further that 
when 
style="vertical-align: middle;" data-wiris-created="true" varid="variable_id_field" variablename="impvar_6b9123a106824d75a75e3597a" />. Use a formula to express 
as a function of 
.
?
A. 
B. 
C. ?
D. 
Find the indicated term.If a2 = -7 and a3 = 7, find a6.
A. -1
B. 7
C. -7
D. 
Find the maximum and minimum values of the function and the values of x and y for which they occur.F = 8x + 12y, subject to40x + 80y ? 560,6x + 8y ? 72,x ? 0,y ? 0.
A. Maximum: 96 when x = 12 and y = 0; minimum: 0 when x = 0 and y = 0 B. Maximum: 96 when x = 12 and y = 0; minimum: 84 when x = 0 and y = 7 C. Maximum: 100 when x = 8 and y = 3; minimum: 84 when x = 0 and y = 7 D. Maximum: 100 when x = 8 and y = 3; minimum: 0 when x = 0 and y = 0
Decide whether any pair of triangles in the figure is necessarily congruent. If so, write an appropriate congruence statement and specify which congruence principle applies.
