patisserie-amandine
Calculators
General
Algebra
Geometry
Coordinate-geometry
Statistics
Calculus
Qna
Math
patisserie-amandine
patisserie-amandine
Home
General
Algebra
Geometry
Coordinate-geometry
Statistics
Calculus
Qna
Math
MATH SOLVE
Home
General
Solve the equation by completing the square. Round to the nearest hundredth if necessary. 4x2 + 8x β...
4 months ago
Q:
Solve the equation by completing the square. Round to the nearest hundredth if necessary. 4x2 + 8x β 32 = 0
Accepted Solution
A:
[tex]4x^2 + 8x - 32 = 0\\x^2+2x-8=0\\x^2+2x+1-9=0\\(x+1)^2=9\\x+1=3 \vee x+1=-3\\x=2 \vee x=-4[/tex]