find the value of a and b
√11-3/√11+2=a-b√11
please solve fast ⏩
Answers
Answered by
1
Answer:
Rationalize the Left hand side,
11
+
7
11
−
7
=
11
+
7
11
−
7
×
11
−
7
11
−
7
=
(
11
+
7
)(
11
−
7
)
(
11
−
7
)
2
=
(
11
)
2
−(
7
)
2
(
11
)
2
+(
7
)
2
−2(
11
)(
7
)
=
11−7
11+7−2
77
=
4
18−2
77
=
4
18
−
4
2
77
=
2
9
−
2
1
77
Now,
2
9
−
2
1
77
=a−b
77
⇒a=
2
9
,b=
2
1
a+b=
2
9
+
2
1
=
2
10
=5
Answered by
0
Answer:
History is the study of past events. People know what happened in the past by looking at things from the past including sources (like books, newspapers, and letters) and artifacts (like pottery, tools, and human or animal remains.) ... A person who studies history is called a historian.
Similar questions