Question

1. Which of the following expresses the axis of symmetry and the vertex of the function...

1. Which of the following expresses the axis of symmetry and the vertex of the function f(x)=−x^2+2x+4?

A. x = 2; (2, 4)

B. x = 1; (1, 5)

C. x = 1; (1, 7)

D. x = -1; (-1, 1)

2. Solve for x: 2x^2/x^2-1 - 3/x+1 = x/x-1

3. In simplest form, which of the following is equivalent to 3^√1/m^−2+(√m−2)^−1?

A. 4m

B. 2m

c. 3m+1

d. 4/m

Math   Geometry   
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please upload the other question separately as statement mention here is not properly written.

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