Solve.x2 + 10x + 25 = 10
A. -5 + 
, -5 - 
B. 5
C. 
, -
D. 5 + 
, 5 - 
Answer: A
Mathematics
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Convert the improper fraction to a mixed number.
A. 
B. 21
C. 234
D. 234
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Provide an appropriate response.Factor completely: 25x2 - 64y2
A. (5x + 8y)(5x - 8y) B. (5x - 8y)2 C. (5xy + 8)(5xy - 8) D. 25(x + 8y)(x - 8y)
Mathematics
Provide an appropriate response.The desired housing or front-end ratio should not exceed:
A. 80% B. 100% C. 36% D. 28%
Mathematics
Solve the problem.A fossilized leaf contains 25% of its normal amount of carbon 14. How old is the fossil (to the nearest year)? Use 5600 years as the half-life of carbon 14.
A. 25,959 years old B. 34,818 years old C. 2320 years old D. 11,180 years old
Mathematics