find the values of a and b by rationalizing the denominator of 5+√7/5-√7 = a + b√7
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Answer:
a=5. b=-4/7
Step-by-step explanation:
5+√7/5-√7=a+b√7
5+(√7/5-5√7/5)=a+b√7
5-4√7/5=a+b√7
a=5
b=-4/7
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