Find the exact value of the expression.
A. 
B. 
C. -2 + 
D. 2 + 
Answer: C
Mathematics
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Factor completely.81x2 + 90xy + 25y2
A. (9x + 5y)2 B. (9x - 5y)2 C. (81x + 1)(x + 25) D. (9x + 5y)(9x - 5y)
Mathematics
Evaluate the sum.
A. 50 B. 25? C. 50? D. 24?
Mathematics
Simplify the complex fraction.
A. 
B. 
C. 
D. 
Mathematics
Identify the natural number as prime or composite. If the number is composite, find its prime factorization.12
A. 3 ? 3 B. 2 ? 2 ? 3 C. 4 ? 2 D. prime
Mathematics