find x and y if (x^2-3x, y^2-y)= (-2,6)
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6
Hii
you are welcome in my ans
x^2 -3x +2=0
(x-1)(x-2)=0
x = 1 and 2
y^2 - y - 6=0
y ^2 - 2y + 1/4 - 25/2 =0
(x - 1/2)^2 - 25/2 =0
{x - (1/2 - 5/sqrt2) }{x - (1/2 +5/sqrt2)}=0
x = 1/2 - 5/sqrt2
and
x = 1/2 +5/sqrt2
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Hope it may helps you
Answered by
3
Answer:
ok,
x² - 3x = -2
x² - 3x + 2 = 0
x² - 2x - x + 2 = 0
x(x - 2) -1( x - 2) = 0
(x -2) or (x - 1) = 0
( x = 2) or (x = 1)
y² - y = 6
y² - y - 6 = 0
y² - 3y + 2y - 6 = 0
y( y - 3) + 2(y - 3) = 0
(y - 3) or (y + 2) = 0
(y = 3) or (y = -2)
There is two solutions for Value of x and y
(x , y) = (2,3) or (x , y) = (1, -2)
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