A few days ago
Anonymous

in quadratic formula what is x^2 +8x + 5 =0 if nessary round to the nerest hundred.?

in quadratic formula what is x^2 +8x + 5 =0 if nessary round to the nerest hundred.?

Top 3 Answers
A few days ago
Anonymous

Favorite Answer

(-8 +/- sqrt(8^2-(4*5)))/2

= (-8 +/- sqrt(44))/2

= (-8 +/- 2sqrt(11))/2

= -4 +/- sqrt(11)

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A few days ago
havefaith
-8 TIMES THE SQUARE ROOT OF: (-8)^2 – 4(1)(5) DIVIDED BY 2
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A few days ago
itainanimononanda
ax^2 + bx + c = 0

then,

x = [-b +or- sqrt(b^2-4ac)]/2a

x = [-8 +or- sqrt(64-20)]/2

x = -7.32 or -0.68

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