exam Maths Puzzle Numerical Ability

What part of the general slope-intercept equation represents the slope?

What part of the general slope-intercept equation represents the y-intercept?

Define the y-intercept.

Define the x-intercept.

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exam Other Question

7) Suppose that N=suarerootx +2 models the number of cases of an infection, in millions, of a disease x years from now.

a) Approximately how many cases of the infection will th Find the axis of symmetry.
Y=x^2 + 5x -9

I am not understanding how to find the axis of symmetry and would like some help with this to understand this better. Thanks.