Solve the equation by completing the square.a2 + 14a + 45 = 0
A. -5, -9
B. 5, 9
C. 54, -9
D. 
, - 
Answer: A
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Solve the problem.An architect needs to design a rectangular room with an area of 77 ft2. What dimensions should he use in order to minimize the perimeter?
A. 19.25 ft × 19.25 ft B. 8.77 ft × 19.25 ft C. 8.77 ft × 8.77 ft D. 15.4 ft × 77 ft
Write as mixed number.
A. 7
B. 7
C. 6
D. 8
Find an equation in slope-intercept form of the line that passes through the given point and has slope m.(5, 6); m is undefined
A. x = 6 B. y = 5 C. x = 5 D. y = 6
A multiple-choice test offers four possible answers for every question, of which only one is the correct answer. A student guesses on four of the questions. What is the probability that she gets exactly three of the guessed questions correct?
What will be an ideal response?