Math, asked by YASH3100, 1 year ago

solve it please urgent......
attempt only if you know how to solve pls if you don't know then don't waste your and my time. Thank you.

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Answered by saurabhsemalti
5
(1)
y =  {x}^{x}  +  {a}^{a}
see a^a is constant hence it's differentiation =0
so
y=x^x +a^a
let it
y=x^x
take log
logy=xlogx
differentiate
(1/y)(dy/dx)=logx+x(1/x)::::::::::(1)
dy/dx=y(logx+1)
dy/dx=(x^x+a^a)(logx+1)

(2).y =  {x}^{x}  +  {a}^{x}  +  {x}^{a}  +  {a}^{a}
let m=x^x
dm/dx=x^x(1+logx)....(from(1))
let n=a^x
logn=xloga
(1/n)(dn/dx)=loga
dn/dx=a^x(loga),,,,,,(2)
let p =x^a
dp/dx=ax^(a-1).....(3)
let r=a^a
dr/dx=0......(4)
Now question becomes
y=m+n+p+r
differentiate
dy/dx=dm/dx + dn/dx +dp/dx +dr/dx
put the value from (1)(2)(3)(4)
dy/dx=x^x(1+logx)+a^x(loga)+ax^(a-1)+0

YASH3100: Brother for the 1st one even I got the same answer but the answer is given to be x^x(1+logx)
YASH3100: 2nd one is correct
saurabhsemalti: Nhi bhai humara Sahi hai... there will be some printing mistake...
YASH3100: Haan even I think so thanks buddy
YASH3100: I have uploaded one more question pls do solve that also
saurabhsemalti: oh... k
YASH3100: thank you bro
saurabhsemalti: Wlcm dude
Answered by Anonymous
5

Hope...This will help you...☺️...

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