Question

The girder of a train bridge is in parabolic form. The girder is supported with a strong beam of iron. The equations of the parabolic girder and iron beam are given. Find the points at which the iron beam joins the parabolic path.

(6, 7) and (0, 7)
(6, 7) and (0, -7)
(6, -7) and (0, 7)
(-6, -7) and (6, 7)

Answer 1

goignt o post pic

Answer 2

help

Answer 3

Factor the quadratic

Answer 4

i did

Answer 5

i got x= 7 and a =1

Answer 6

y=1

Answer 7

@Godlovesme

Answer 8

@NoelGreco

Answer 9

help?

Answer 10

im not good at this but i'll try c:

Answer 11

ok

Answer 12

i factored it and got (-x-1)(x+7)

Answer 13

@jordanawest22 what did u get?

Answer 14

thats what i got @Godlovesme