(3x +2)² + (3x +2)² =25
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9x²+12x+4+9x²+12x+4 = 25
18x²+24x+8 = 25
18x²+24x+8-25 = 0
18x²+24x-17=0
/\ = 24²-4.18.(-17)
/\ = 576+1224
/\ = 1800
x = (-24+/- \/1800)/2.18
x = (-24+/-\/2x9x100) / 36
x = (-14+/-3.10\/2)/36
x' = (-14+30\/2)/36
x' = (-7+15\/2)/18
x"= (-7-15\/2)/18
18x²+24x+8 = 25
18x²+24x+8-25 = 0
18x²+24x-17=0
/\ = 24²-4.18.(-17)
/\ = 576+1224
/\ = 1800
x = (-24+/- \/1800)/2.18
x = (-24+/-\/2x9x100) / 36
x = (-14+/-3.10\/2)/36
x' = (-14+30\/2)/36
x' = (-7+15\/2)/18
x"= (-7-15\/2)/18
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0
Ola Adamantcity
(3x + 2)² + (3x + 2)² = 25
9x² + 12x + 4 + 9x² + 12x + 4 = 25
18x² + 24x - 17 = 0
delta
d² = 24² + 4*18*17 = 1800
d = 30√2
x1 = (-24 + 30√2)/36 = (-4 + 5√2)/6
x2 = (-24 - 30√2)/36 = (-4 - 5√2)/6
.
(3x + 2)² + (3x + 2)² = 25
9x² + 12x + 4 + 9x² + 12x + 4 = 25
18x² + 24x - 17 = 0
delta
d² = 24² + 4*18*17 = 1800
d = 30√2
x1 = (-24 + 30√2)/36 = (-4 + 5√2)/6
x2 = (-24 - 30√2)/36 = (-4 - 5√2)/6
.
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