Select the approximate values of x that are solutions to f(x) = 0, where
f(x) = -5x2 + 7x + 4.
a.{–0.44, 1.84}
b.{-5, 7}
c.{–1.40, –0.80}
d.{–1.25, 1.75}
For some reason, I am thinking it is -5,7
2 answers
Oops it's actually -5x^2
Looks like (a) to me.
Just use the quadratic formula.
Just use the quadratic formula.