Solve the problem using the elimination method.In a right triangle, one acute angle is 54° more than twice the other. Find each acute angle.
A. 28° and 62°
B. 21° and 69°
C. 37° and 53°
D. 12° and 78°
Answer: D
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Give the appropriate ?-? definition of the statement.
h(w) = P
A. For each given number ? > 0, there is a corresponding ? > 0, such that for all w,
0 < 
< ? ? 
> ?.
B. For each given number ? > 0, there is a corresponding ? > 0, such that for all w,
0 < 
< ? ? 
< ?.
C. For each given number ? > 0, there is a corresponding ? > 0, such that for all w,
0 < 
< ? ? 
< ?.
D. For each given number ? > 0, there is a corresponding ? > 0, such that for all w, 
> ? ? 
< ?.
State whether the vectors are parallel, orthogonal, or neither.v = i + 
j,
w = i - 4j
A. Parallel B. Orthogonal C. Neither
Write the equation of the graph after the indicated transformation(s). The graph of y = 
is shifted 4 units to the right.
A. y = 
B. y = 
C. y = 
+ 4
D. y = 
- 4
Write the system of linear equations that the augmented matrix represents. Use the variables x, y, and z.
A. x = -7 y = -1 z = 0 B. x = 0 y = 8 z = 9 C. x = 1 y = 7 z = 8 D. x = -1 y = -7 z = -8