Simplify. Remember that we have assumed that radicands do not represent the square of a negative number.
A. -5x
B. 5x2
C. 5x
D. 25x
Answer: C
Mathematics
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Find the prime factorization of the composite number.20
A. 52 B. 22 × 5 C. 4 × 5 D. 4 × 2
Mathematics
Provide an appropriate response. The blueprint specification for a machined part calls for its thickness to be 2.584 in. with a tolerance of ±0.050 in. What are the limit dimensions of the part?
A. 2.634 and 2.534 B. ±2.634 C. 2.609 and 2.559 D. ±2.534
Mathematics
Find the LCD for the list of fractions. Write the list as equivalent fractions with the LCD as their denominators.
, 
, 
A. 7(r + 9); 
, 
, 
B. r(r + 9)2; 
, 
, 
C. 7(r + 9)2; 
, 
, 
D. 7r(r + 9)2; 
, 
, 
Mathematics
Write the first four terms of the geometric sequence.a = -4, r > 0, a4 = -108
A. -12, -36, -108, -324 B. -4, 12, -36, 108 C. -4, -12, -36, -108 D. 4, -12, 36, -108
Mathematics