Question

Which of the quadratics has a graph with only one x-intercept?

Answer 1

Hint: Repeated Roots

Answer 2

check the discriminant

Answer 3

b^2 - 4ac

Answer 4

b^2-4ac must equal to 0

Answer 5

A)

y = 2x2 + 4






B)

y = x2 - 8x + 16






C)

y = 2x2 - 8x + 20






D)

y = -2(x -1)2 + 2

Answer 6

which one

Answer 7

Do what bahrom7893 and saifoo.khan suggested.

Answer 8

im asking these are the answer choice

Answer 9

Which of the quadratics has a graph with only one x-intercept?

A)

y = 2x2 + 4






B)

y = x2 - 8x + 16






C)

y = 2x2 - 8x + 20






D)

y = -2(x -1)2 + 2

Answer 10

hello