Find the value of a and b when 3+√7/3-4√7=a+b√7
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Answer:
a=9/3
b=-11/3
Step-by-step explanation:
3+√7/3-4√7=a+b√7
(3×3+√7-4×3√7)/3= a+b√7
(9+√7-12√7)/3=a+b√7
(9-11√7)/3=a+b√7
9/3+ (-11/3)√7= a+b√7
compare both sides
a=9/3
b=-11/3
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