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OpenStudy (anonymous):
Paula is solving the equation x2 + 22x = 15 by completing the square. What number must be added to both sides of the equation to complete the square? A.1 B.44 C.11 D.121
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OpenStudy (anonymous):
please I really need some help somebody
OpenStudy (dayakar):
(x^2+2*11*x +11^2) -11^2-15 =0
OpenStudy (dayakar):
(x+11)^2-121=15
OpenStudy (dayakar):
121 should be added both sides
OpenStudy (dayakar):
is it clear
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OpenStudy (anonymous):
yeah thanks
OpenStudy (dayakar):
ok,it's alright
OpenStudy (anonymous):
im pretty bad at completing the square
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