Provide an appropriate response.
Find the product: (5x + 6)(5x - 6)
A. 25x2 - 36
B. 5x2 -- 36
C. 25x2 - 60x + 36
D. 10x2 - 12
Answer: A
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Find the vertex of the quadratic equation's graph and determine whether the graph opens up or down.y = 4x2 + 6x - 8
A. 
, down
B. 
, down
C. 
, up
D. 
, up
Find a matrix A and a column matrix B that describe the following tables involving credits and tuition costs. Find the matrix product AB, and interpret the significance of the entries of this product.
?
A.
AB =
Tuition for Student 1 is $1210, tuition for Student 2 is $1273, and tuition for Student 3 is $832.
B.
AB = 
College A costs $937 and College B costs $1140.
C.
AB = 
College A costs $892 and College B costs $1026.
D.
AB = 
Tuition for Student 1 is $1200, tuition for Student 2 is $1243, and tuition for Student 3 is $827.
Write in expanded notation.Christopher withdraws $293 from his account. He requests the minimum number of bills in one-, ten-, and hundred-dollar bills. Describe the quantity of each denomination of bills the teller must give Christopher.
A. 9 hundred-dollar bills, 2 ten-dollar bills, 3 one-dollar bills B. 4 fifty-dollar bills, 9 ten-dollar bills, 3 one-dollar bills C. 2 hundred-dollar bills, 9 ten-dollar bills, 3 one-dollar bills D. 10 twenty-dollar bills, 9 ten-dollar bills, 3 one-dollar bills
Solve the absolute value inequality. Write your answer in interval notation.|x| < -4
A. No solution B. (-?, -4) C. (-4, 4) D. (-?, -4) ? (4, ?)