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OpenStudy (anonymous):
What point is the intersection of the graphs of x2 - y2 = 5 and 2x2 + y2 = 22?
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OpenStudy (anonymous):
x2 = y2 + 5 -----> 2y2+10+y2 = 22 3y2 = 12 y2 = 4 -----> y = +2, -2 if y = 2 x = 2sq2 y = -2 ----> x = 2sq2
OpenStudy (anonymous):
@CheyHollister do u get this ?
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