exam Maths Puzzle Numerical Ability

Identify the vertex , axis of symmetry, and direction of opening for
y=2(x+3)^2-5.

Thanks

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exam Other Question

Find the vertex, and the x and y intercepts by completing the following:

f(x) = -x^2 + 6x - 8
Can someone help me on this?

I need to graph the solution set of x > -7.
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Thanks, Lyn