Factor the perfect square.x2 - 2x + 1
A. (x + 1)2
B. (x - 1)(x + 1)
C. (x - 1)2
D. (x - 2)(x + 2)
Answer: C
Mathematics
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Answer as requested.Which of the following pairs of variables is likely to have a negative correlation?
A. Interest rates and the number of real estate transactions B. The unemployment rate and the number of homeless people C. The price of jet fuel and the price of airline tickets. D. Height and weight.
Mathematics
Simplify by removing grouping symbols and combining like terms.-3x - 3(x + 4y)
A. -6x - 12y B. -4x - 12y C. -6x + 12y D. -6x + 4y
Mathematics
Convert the base 10 numeral to a numeral in the base indicated.13,562 to base 8
A. 32,3278 B. 23,2728 C. 32,3728 D. 23,2278
Mathematics
Solve for n in the proportion. If possible, first simplify the known fraction.
= 
A. n = 18 B. n = 6 C. n = 4 D. n = 3
Mathematics