saya nx tnye soalan matematik tambahan..cara guna kaedah penyempurnaan kuasa dua....ny soalan nye..tolong tunjukan caranyer...

xkuasa 2 -17x+52=0..

1
soalan tak betul tu, sila taip soalan semula
erm,,tak pew larh dah phm dah..
OK SAYA PULAK BARU FAHAM SOALAN AWAK
SORY YE

Jawapan

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2014-02-08T08:57:13+08:00
X²-17x+52=0

(x-17/2)² + 52 - (17/2)² = 0
(x-17/2)² - 81/4 = 0
(x-17/2)² = 81/4
x-17/2 = √81/4

x1 = √81/4 + 17/2
     =13

x2 = -√81/4 + 17/2
    = 4

i found this in my old add math book..i hope this can help you to solve your ques. tq