document.write( "Question 817914: Name the coordinates of the two vertices,the two foci, and find the equations of the asymptotes for the hyperbola 16x^2-y^2+96x+8y+112=0 \n" ); document.write( "
Algebra.Com's Answer #492378 by lwsshak3(11628)\"\" \"About 
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Name the coordinates of the two vertices,the two foci, and find the equations of the asymptotes for the hyperbola
\n" ); document.write( "16x^2-y^2+96x+8y+112=0
\n" ); document.write( "rearrange terms:
\n" ); document.write( "16x^2+96x-y^2+8y=-112
\n" ); document.write( "complete the square:
\n" ); document.write( "16(x^2+6x+9)-(y^2-8y+16)=-112+144-16
\n" ); document.write( "16(x+3)^2-(y-4)^2=16
\n" ); document.write( "\"%28x%2B3%29%5E2%2F1-%28y-4%29%5E2%2F16=1\"
\n" ); document.write( "This is an equation of a hyperbola with horizontal transverse axis.
\n" ); document.write( "Its standard form of equation: \"%28x-h%29%5E2%2Fa%5E2-%28y-k%29%5E2%2Fb%5E2=1\", (h,k)=(x,y) coordinates of center.
\n" ); document.write( "center:(-3,4)
\n" ); document.write( "a^2=1
\n" ); document.write( "a=1
\n" ); document.write( "vertices: (-3±a,4)=(-3±1,4)=(-4,4) and (-2,4)
\n" ); document.write( "b^2=16
\n" ); document.write( "b=√16=4
\n" ); document.write( "c^2=a^2+b^2=1+4=5
\n" ); document.write( "c=√5≈2.2
\n" ); document.write( "Foci:(-3±c,4)=(-3±2.2,4)=(-5.2,4) and (-.8,4)
\n" ); document.write( "slopes of asymptotes with horizontal transverse axis=±b/a=±4/1=±4
\n" ); document.write( "asymptotes are equations of straight lines that go through the center(-3,4)
\n" ); document.write( "..
\n" ); document.write( "asymptote with positive slope:
\n" ); document.write( "y=mx+b
\n" ); document.write( "y=4x+b
\n" ); document.write( "solve for b using coordinates of center which are on the line.
\n" ); document.write( "4=4*(-3)+b
\n" ); document.write( "b=16
\n" ); document.write( "equation:y=4x+16
\n" ); document.write( "..
\n" ); document.write( "asymptote with negative slope:
\n" ); document.write( "y=mx+b
\n" ); document.write( "y=-4x+b
\n" ); document.write( "solve for b using coordinates of center which are on the line.
\n" ); document.write( "4=-4*(-3)+b
\n" ); document.write( "b=-8
\n" ); document.write( "equation:y=-4x-8\r
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