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(9 + 4) + 2(-3 + 20) + 1(1 + 15)
= 0(13) + 2(17) + 1(16) = 50
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Use synthetic division to find the quotient and the remainder.(2x3 + 3x2 + 4x - 10) ÷ (x + 1)
A. Q(x) = (2x2 + 5x + 9); R(x) = -1 B. Q(x) = (2x2 + 5x + 9); R(x) = 1 C. Q(x) = (2x2 + x + 3); R(x) = 13 D. Q(x) = (2x2 + x + 3); R(x) = -13
Find the domain of the composite function (f ? g)(x). Write the domain in interval notation.f(x) = 
, g(x) = 
A. (-?, -10) ? (-10, -9) ? (-9, 0) ? (0, ?) B. (-?, -10) ? (-10, 0) ? (0, ?) C. (-?, -9) ? (-9, 0) ? (0, ?) D. (-?, ?)
Use the LCD to simplify and solve.
x - 
x = 6
A. 60 B. -60 C. -120 D. 120
Use the square root property to solve the quadratic equation.(5x - 1)2 = 
A. - 
, 
B. - 
, 
C. 4, -2
D. 
, 