Supposethefenchatleftfieldis5feethighand230feetfromhomeplate.Determineanewslope
velocityis120feetpersecond,sothatthesoftballwillclearthefenchbyjustthreefoot.
formula=y=-16(1+s^2)*(x/v)^2+sx+4
s=slope
v=feetpersecond
y=heightabovethegroundinfeet
x=distanceonthegroundfromhomeplateinfeet
slope是多少
y=-16(1+s^2)*(233/120)^2+233s+4把230换成233然后y=0那么slope的两个直是多少。