Question

which ordered pair represents one of the roots of the function f (x)=2x^2+3x-20

Answer 1

-8,5

Answer 2

sorry

Answer 3

-4,5/2

Answer 4

this is correct

Answer 5

i forgot the answer choices are F (-5/2,0) H(-5,0) G(-4,0) J(-20,0)

Answer 6

substute those and check

Answer 7

how tho i don't know how to do this

Answer 8

just put one number in place of x and check weather it gives final answer as zero or not

Answer 9

Answer is G(-4,0)

Answer 10

ohh okay thank you

Answer 11

ohh wow that was fast thanks for your help