oddndeven
oddndeven
31-05-2017
Mathematics
contestada
what are the coordinates of Q
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timbobbin999
timbobbin999
02-06-2017
set the equations equal to each other and solve for x:
x² - 3 = x + 3
x² - x - 6 = 0
its a quadratic!
(x-3)(x+2)=0
so x = 3 or x =-2
substitute x = 3 into either equation to find the corresponding value of y
∴ y = 3² - 3
y = 6
the point Q is 3, 6
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