Evaluate the factorial expression.
A. 7
B. 0
C. 1
D. 21
Answer: D
Mathematics
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Perform the indicated operations.(3x2 - xy - y2) + (x2 + 7xy + 10y2)
A. 4x2 + 8xy + 11y2 B. 3x2 + 7xy + 10y2 C. 4x2 + 6xy + 9y2 D. 2x2 - 8xy - 11y2
Mathematics
Find the limit algebraically.
(7 - 5x2)
A. -53 B. -173 C. 187 D. -23
Mathematics
Change the hexadecimal number to binary form.
A. 11111111 B. 1111110 C. 11111100 D. 11111110 E. 11111011
Mathematics
Solve the equation.
x - 
x = 4
A. {-120} B. {60} C. {-60} D. {120}
Mathematics