Solve the problem.Evaluate 
by expanding across the second row. Show all your work.A = 
What will be an ideal response?
Answers may vary. One possible solution follows.
= 0
+ 2
+ 1
= 0(15 + 4) + 2(-3 + 16) + 1(1 + 20)
= 0(19) + 2(13) + 1(21) = 47
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For the given function:a) Describe an appropriate domain and range for the function.b) Make a rough sketch of a graph of the function. c) Briefly discuss the validity of your graph as a model of the true function.(hours worked, yearly wages)
What will be an ideal response?
Find the angle in degrees when given the trigonometric values. ? represents the unknown angle measure.csc ? = 4.16
A. 13.9° B. 13.30° C. 13.3° D. 13.90°
Find an expression for the nth term of the arithmetic sequence. 6.6, 6.9, 7.2, 7.5, 7.8, . . .
A. an = 0.3n + 6.3 B. an = 0.2n + 6.3 C. an = 0.3n + 6.6 D. an = 0.3n + 6.1
Solve using the quadratic formula.(5x - 9)(x + 1) = 0
A. 
, -1
B. 
, 0
C. 
, -1
D. 
, 1