Question

For constant $a, \frac{d}{d x}\left(x^{x}+x^{a}+a^{x}+a^{a}\right)$ is

• A. $ x^{x}(1+\log x)+a x^{a-1}$
• B. $x^{x}(1+\log x)+a x^{a-1}+a^{x} \log a$
• C. $x^{x}(1+\log x)+a^{a}(1+\log x)$
• D. $x^{x}(1+\log x)+a^{a}(1+\log a)+a x^{a-1}$

Answer 1

Answer: (B)

$\frac{d}{d x}\left(x^{x}+x^{a}+a^{x}+a^{a}\right)$