MitziMarnett
MitziMarnett
29-07-2015
Mathematics
contestada
What is x equal to?
16x^2 - 25 = 0
Respuesta :
JaySL
JaySL
29-07-2015
Add 25 to get [tex]16x^2=25[/tex]. Divide by 16 to find that [tex]x^2= \frac{16}{25} [/tex]. Taking the square root, we see that [tex]x=+- \frac{4}{5} [/tex] - either positive or negative [tex] \frac{4}{5} [/tex].
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