Identify the indicated entry in matrix A.A = 
; identify a21.
A. 3
B. 4
C. 7
D. 6
Answer: C
Mathematics
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Solve the equation by the zero-factor property.(4x + 8)(x + 6) = 61x + 41
A. {- 
, -6}
B. {- 
, - 
}
C. {
, 7}
D. {- 2, - 
, -6}
Mathematics
Write the fraction in simplest form using the method of your choice.
A. 
B. 
C. 
D. 
Mathematics
Use a graphing calculator to sketch the graph of the quadratic equation, and then give the coordinates for the x-intercepts (if they exist).y = -3x2 + 9x + 30
A. (-2, 0); (5, 0) B. (2, 0); (-5, 0) C. (-2, 0); (-5, 0) D. (2, 0); (5, 0)
Mathematics
Solve.8x2 + 7x = -2
A. 
, 
B. 
, 
C. 
, 
D. 
, 
Mathematics