2

$\frac{1}{2}$

$-\frac{1}{2}$

-2

log (ax)

(log a) (log x)

log a+log x+b

(log a)log x+b

1,$\infty$

0,- $\infty$

0,0

1,0

$\begin{array}{cc}5& 1\\ 8& 3\end{array}$

$\frac{5}{6},\frac{2}{3}$

$\frac{7}{8},\frac{3}{8}$

$\frac{1}{6},\frac{5}{6}$

9

7

5

11

$\left[2,+\infty \right]$

$\left[-\infty ,2\right]$

$\left[-2,2\right]$

$\left[-\infty ,2\right]$

2 secA

2 cotA

2 tanA

2 cosecA

x-2y-6=0

x+2y-6=0

x-2y+6=0

x-2y+5=0

$\left(-\infty ,1\right)$

$\left(3,+\infty \right)$

$\left(-\infty ,\right)\cup \left(3,\infty \right)$

$\left(-\infty ,1\right)\cup \left(3,+\infty \right)$

101

105

99

103

$\frac{1}{\sqrt{1-x^4}}$

$\frac{2x}{\sqrt{1-x^4}}$

$\frac{x}{2\sqrt{1-x^4}}$

$\frac{\cos x^2}{\sqrt{1-x^4}}$

x sinx + 2cosx+c

x sinx+cosx+c

x sinx-cosx+c

x sinx+sinx+c

3630

3560

3360

3300

$\left(\begin{array}{cc}3& -4\\ 5& 8\end{array}\right)$

$\left(\begin{array}{cc}-3& 4\\ 8& 5\end{array}\right)$

$\left(\begin{array}{cc}3& -4\\ 8& -5\end{array}\right)$

$\left(\begin{array}{cc}-3& -4\\ 8& 5\end{array}\right)$

12

14

16

$\frac{46}{3}$

$E\subset S,H\subset I$

$E\subset M\cup H ,I\in S$

$M\subset S, I\subset S$

$E\cup I \subset S, M\cap H=\varnothing$

$P,Q,\left\{\left(1,2\right),\left(5,3\right)\right\}$

$\left\{1,2,3,4\right\},\left\{2,3\right\},\left\{2,3\right\},\left\{2,5\right\}$

$P,Q \left\{\left(5,5\right),\left(4,5\right)\right\}$

$\left\{1,2,3,4,5\right\},\left\{3,5\right\},\left\{\left(3,2\right),\left(5,2\right)\right\}$

-1

$\pm 1$

1

1,1

$a,b=1$

$a=b>0$

$a=b$

$a=b<0$

$\frac{\mathrm{\pi }}{2}\frac{\mathrm{\pi }}{2}$

$\frac{\mathrm{\pi }}{2},\frac{\mathrm{\pi }}{2}$

$-\frac{\mathrm{\pi }}{2,}-\frac{\mathrm{\pi }}{2}$

$-\frac{\mathrm{\pi }}{2},\frac{\mathrm{\pi }}{2}$