√(9+2x)-√2x =2× 5/ √(9+2x) , then find x
Answers
Answered by
1
Answer:
Correct option is
A
8
9+2x
−
2x
=
9+2x
5
⇒x≥0 & x≥−9/2
⇒9+2x−
(9+2x)2x
=5
⇒2x+4=
(9+2x)2x
Squaring
⇒4x
2
+16x+16=(9+2x)2x
⇒4x
2
+16x+16=4x
2
+18x
⇒
x=8
Answered by
0
Answer:
Correct option is
A
8
9+2x
−
2x
=
9+2x
5
⇒x≥0 & x≥−9/2
⇒9+2x−
(9+2x)2x
=5
⇒2x+4=
(9+2x)2x
Squaring
⇒4x
2
+16x+16=(9+2x)2x
⇒4x
2
+16x+16=4x
2
+18x
⇒
x=8
Step-by-step explanation:
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