Each matrix is nonsingular. Find the inverse of the matrix. Be sure to check your answer.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Give an appropriate answer.Let
f(x) = -1 and
g(x) = 5. Find
[f(x) - g(x)].
A. -6 B. 4 C. -1 D. -3
Mathematics
Divide.(20x8 + 12x4 + 28x2) ÷ 4x2
A. 5x6 + 3x2 + 7 B. 5x8 + 3x4 + 7x2 C. -20x6 + 12x2 - 28 D. 20x6 + 12x2 + 28
Mathematics
I have a habit of getting up before the sun rises. My socks are all mixed up in the drawer, which contains 8 blue and 18 grey socks. I reach into the drawer and grab some socks in the dark. How many socks do I need to take from the drawer to be sure that I have a matched pair? ? __________ socks
Fill in the blank(s) with the appropriate word(s).
Mathematics
Write the expression in standard form.(6 - 9i)(8 - 8i)
A. 120 + 48i B. -24 + 120i C. 72i2 - 120i + 48 D. -24 - 120i
Mathematics