a=3, b =4

a =3 , b =6

a =6 , b =3

a =5 b=2

a=6, b=3

$2\sqrt{5}\mathrm{\pi }$

$5\sqrt{2}\mathrm{\pi }$

$20\mathrm{\pi }$

$10\mathrm{\pi }$

$9\mathrm{\pi }$

$2\sqrt{2}$

$24\sqrt{2 }$

$12\sqrt{2}$

০

$-12\sqrt{2}$

2

4

6

8

10

$D\subset R$

$D=\left\{x\right|x\in Z\}$

$D= \left\{x\right|x\in N\}$

$D= \left\{x\right|x\ge 0\}$

$D= \left\{x\right|x>0\}$

1

-1

$\frac{1}{2}$

$-\frac{1}{2}$

2

x= 2y

x = 4y

x + 4y = 0

x - y =0

x +2y =0

-e

$\frac{1}{e}$

e

$e^{\frac{1}{e}}$

$-e^{\frac{1}{e}}$

$\infty$

0

1

a

-1

xlogx +c

$c +x^x\log x$

$\log \left(\right(x^x+1)+c$

$x^x+c$

(x+1)logx +c