Question

Algebra help....

How many real number solutions does the equation have?

0=-4x^2+7x-8

A. no solutions
B. one solution
C. two solutions
D. Infinitely many solutions

Answer 1

find the discriminant

Answer 2

http://a.files.bbci.co.uk/bam/live/content/zqcvcdm/large

Answer 3

\(-4x^2+7x-8 ~~=~~0\)

compare this with the standard equation of parabola
\(ax^2+bx+c~~=~~0\)

Answer 4

\(a=?\)
\(b=?\)
\(c=?\)

Answer 5

I am doing that. Could you answer my previous q

Answer 6

have you understood my q ?

Answer 7

like, what exactly im asking

Answer 8

please scroll up and try to attempt my question again

Answer 9

this one

Answer 10

Not quite, looks you forgot the signs

Answer 11

try again

Answer 12

good, next work the discriminant

Answer 13

discriminant = b^2 - 4ac

Answer 14

just plugin the given values and simplify

Answer 15

take ur time

Answer 16

Yes simplify