Multiply.-(-54)
A. -54
B. 54
C. 0
D. -1
Answer: B
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Solve the problem.A scientist performs an experiment to produce a compound by adding various amounts of a catalyst to a chemical reaction. Her data can be modeled by the formula A = 0.09c + 3.86, where A represents the amount of the compound, in grams, produced when c milligrams of the catalyst are added to the reaction. According to the formula, how much compound is produced when 
of catalyst are added?
A. 2703.86 g B. 1185.00 g C. 30.86 g D. 27.00 g
Provide an appropriate response.Multiply and report the product with the appropriate accuracy: 14.83 cm (12.5 cm)
A. 185.375 cm2 B. 186 cm2 C. 185.4 cm2 D. 185 cm2
Graph the quadratic function. Determine the vertex, find the equation of the axis of symmetry, find any x- and y-intercepts, and state the domain and range in interval notation.f(x) = x2 + 6x + 5
A. vertex: (3, 4)
axis of symmetry: x = 3
x-intercepts: 1 and 5; y-intercept: -5
domain: (-?, ?); range: (-?, 4]
B. vertex: (-3, 4)
axis of symmetry: x = -3
x-intercepts: -1 and - 5; y-intercept: -5
domain: (-?, ?); range: (-?, 4]
C. vertex: (-3, -4)
axis of symmetry: x = -3
x-intercepts: -1 and - 5; y-intercept: 5
domain: (-?, ?); range: [-4, ?]
D. vertex: (3, -4)
axis of symmetry: x = 3
x-intercepts: 1 and 5; y-intercept: 5
domain: (-?, ?); range: [-4, ?]
Graph the rational function.f(x) = 
A. 
B. 
C. 
D. 