यदि log (x+y) =log 2 +1/2 log x +1/2 log...

यदि `log (x+y) =log 2 +1/2 log x +1/2 log y ` है ,तो

`x+y=0`

`xy=1`

`x^(2)+xy+y^(2)=0`

`x-y=0`

Verified by Experts

The correct Answer is:

BASIC MATHEMATICS
BANSAL HINDI|Exercise EXERCISE - 1 (SPECIAL DDP -2 )|11 Videos
BASIC MATHEMATICS
BANSAL HINDI|Exercise EXERCISE - 1 (SPECIAL DDP -3)|11 Videos
APPLICATION OF DERIVATIVE
BANSAL HINDI|Exercise EXERCISE-5(RANK BOOSTER)|10 Videos
BINOMIAL THEOREM
BANSAL HINDI|Exercise EXERCISE - 5 (RANK BOOSTER)|12 Videos

यदि log (x+y) =log 2 +1/2 log x +1/2 log y है ,तो
Text Solution
|
माना की A व्यक्त होगा समीकरण 1/(5-4 log(4)x)+4/(1+log(4)x)=3 के मूलो क...
Text Solution
|
माना की A व्यक्त होगा समीकरण 1/(5-4 log(4)x)+4/(1+log(4)x)=3 के मूलो क...
Text Solution
|
माना की A व्यक्त होगा समीकरण 1/(5-4 log(4)x)+4/(1+log(4)x)=3 के मूलो क...
Text Solution
|
समीकरणो log^(2)x - 3 log x = log (x^(2)) - 4 और log^(2)(100 x) +log^...
Text Solution
|
माना k समीकरण (4k)^(log2) -(9k)^(log3)=0 को संतुष्ट करने वाला अद्विती...
Text Solution
|
(log2((b^(3))/8))/(log(3)((27)/(a^(2))))=1 तथा log(3) (9/a)=log(2)(b/...
Text Solution
|
यदि log(3)M =a(1)+b(1) एवं log(5)M = a(2)+b(2) जहाँ a(1),a(2) in N ...
Text Solution
|
समीकरण log(3) (sqrt(x)+|sqrt(x)-1|) =log(9) (4sqrt(x)-3+4|sqrt(x)-1|) ...
Text Solution
|
समीकरण sqrt((log(3)root3(3x)+log(x)root3(3x)).log(3)x^(3)) + sqrt((...
Text Solution
|