Find the value of c for which the expression is a perfect square trinomial. Then factor the perfect square trinomial.x2 - 2x + c
A. c = 4; x2 - 2x + 4 = (x - 2) 2
B. c = -1; x2 - 2x - 1 = (x - 1) 2
C. c = -4; x2 - 2x - 4 = (x - 2) 2
D. c = 1; x2 - 2x + 1 = (x - 1) 2
Answer: D
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Use the listing method to find the LCM of the given numbers.8 and 64
A. 8 B. 72 C. 512 D. 64
Elizabeth is taking a test containing 6 True/False questions and 11 Multiple Choice questions with one correct answer out of 4 choices. If Elizabeth fills out the answer sheet randomly, what is the probability she gets a perfect score? Assume she answers every question and does not skip any. ?
A. 
B. ?
C. ?
D. ?
E. ?
Determine the slope and the y-intercept for the linear equation. Use the slope and the y-intercept to sketch the graph of the equation.y = 
x + 2
A. m = 
, y-intercept: (0, 2)
B. m = 
, y-intercept: (0, 3)
C. m = - 
, y-intercept: (0, 3)
D. m = - 
, y-intercept: (0, 2)
Use the Laws of Exponents to simplify. Write the answer with positive exponents. All variables are nonzero.(7x-3y4)(7-1x6y-8)
A. - 
B. 
C. 
D. 