Asked by nisa
how many real number solutions does the equation have
y = -4x^2 + 7x - 8
no solutions (is it this one)
one solution
two solutions
infinitely many solutions
y = -4x^2 + 7x - 8
no solutions (is it this one)
one solution
two solutions
infinitely many solutions
Answers
Answered by
Damon
you mean how many zeros I think
look at b^2-4ac
49 -16*8 is NEGATIVE
so two complex conjugate solutions, NO real solutions
look at b^2-4ac
49 -16*8 is NEGATIVE
so two complex conjugate solutions, NO real solutions
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