Multiply by using the rule for the square of a binomial.(5x2 - 11)2
A. 25x4 + 121
B. 5x4 - 110x2 + 121
C. 5x4 + 121
D. 25x4 - 110x2+ 121
Answer: D
Mathematics
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Perform the indicated operation or operations. Write the answer in simplest form. If the problem contains mixednumbers and the answer is an improper fraction, express the answer as a mixed number.
+ 
A. 
B. 
C. 
D. 
Mathematics
Solve the equation by making an appropriate substitution.5x-2 + 6x-1 + 1 = 0
A. 
B. {1, 5}
C. 
D. {-1, -5}
Mathematics
Solve the system using matrices.-2x - y + 4z = 3-2x - 9z = -297y + z = 52
A. (-1, 7, 2) B. (1, 7, 3) C. (1, 3, 7) D. inconsistent
Mathematics
Write the inequality in interval notation.-6 < x ? 1
A. [-6, 1) B. (-6, 1] C. (-6, 1) D. [-6, 1]
Mathematics