2112264
2112264
11-03-2021
Mathematics
contestada
HELP!
'If x=[tex]\frac{-b}{2a}[/tex], find x'
Respuesta :
Nayefx
Nayefx
11-03-2021
Answer:
-1
Step-by-step explanation:
to understand this
you need to know about:
quadratic function
given:
a=1
b=2
let's solve:
[tex] \sf sustitute \: the \: value \: of \: a \: and \: b : \\ \sf \frac{ - (2)}{2.1} [/tex]
[tex] \sf simplify \: parentheses : \\ \sf \frac{ - 2}{2.1} [/tex]
[tex] \sf simplify \: multiplication : \\ \sf\frac{ - 2}{2} [/tex]
[tex] \sf simplify \: divition : \\ - 1[/tex]
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