if x+y =9 and xy=22 find (x-y) pls answer step by step and correctly
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Answered by
1
Answer:
x+y=9
xy=22
x-y=??
(x+y)²-(x-y)²=4xy
9²-(x-y)²=4*22
81-88=(x-y)²
(x-y)²=-7
x-y=√-7
Step-by-step explanation:
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