Which describes the graph of y= -x^2 +4

a ‘V’ shaped graph with vertex at (2, 4), which opens up

i did the test it's rightt

Step-by-step explanation:

no to find the square root of a number you have to do the inverse operation of squaring a number for example to find the square root of 9 you need to figure out what times itself equals 9 and that would be 3

I hope this helped you