Complete the square
to find the vertex
of this parabola.
y²-4.x-8 y-12=0
(-7, [? ])

add all the numbers and check the ones place.

the answer is 486. as the ones place is more than 4, the estimation will be the next 10 ie, 490

x = 25

step-by-step explanation:

a^2+b^2=c^2

7^2+24^2=c^2

49+576=625

sqrt625=25

x=25

need more information

step-by-step explanation:

answer:

125 yards

explanation:

75+50=125. that is my answer