Identify the multiplication model that best fits the problem. Do not solve the problem.Julie can bike 66 miles a day while he is on vacation. If she can vacation for 19 days, what is the maximum distance she can cover?
A. Array model
B. Measurement model
C. Cartesian product model
D. Set model
Answer: B
Mathematics
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Solve.Find the focus and directrix of the parabola y2 - 4x + 2y + 5 = 0
A. F: (0, 1); D: y = 2
B. F: (5, 1); D: y = 3
C. F: (2, -1); D: x = 0
D. F: 
; D: y = 
Mathematics
Translate the sentence into a multiplication or division statement and solve.Divide -63 by -9.
A. -7 B. -8 C. 7 D. 8
Mathematics
Factor completely. If a polynomial cannot be factored, say it is prime.84x2 + 49xy + 7y2
A. (21x + 7y)(4x + y) B. 7(3x + y)(4x + y) C. 7(3x - y)(4x - y) D. prime
Mathematics
Determine whether the following is an equation or an expression.9x + 7 = 6
A. expression B. equation
Mathematics