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3 5 • 1 : 1,75 + − 1,25 . 0,8 = 4 2 1,5 2,5 • • • •
+#@9+#)%.%/!"7 9)7 ) + - *'!+#) #"%'! !"
x ∈ (−6; 3]
−1
1
!+ !" {%.%#27 *"7 9+,0* - +#)c)7 H - *'!) +#)%.%+#"
0*
x1 . x2 0* √ √ − 2− 3
0* !2%0* + - *'!) 9 - A.% '!+ =>+#)%.%+#" 1 cos 46◦ 2
11π = 3 √ 3 − 2
• cos
• •
x ∈ (−3; +∞)
)%.%0* A. !"1" +# .
−2 √ √ x2 − 2 x+ 3 = 0 √ √ 3+ 2
"
sin 23◦ cos 23◦
1 sin 46◦ 2
2 cos 46◦
√
3 2
+#@9+#)%.%/!"7 9)7 ) + - *'!+#) #"%'! !"
)%.%0* !+ !" " +# .
3x−1 = 9−1
- +#)%.%" + )7 QH - *'!) +#)%.%+#" √ √ 2− 3
x+6≤3
x ∈ (−∞; 3)
•
√
3,5
lg(x − 2) ≤ 3
2 x1 +x2 +x1 x2 = √ √ 3− 2 2 sin 46◦
1 2
−
1 2
2 ≤ x ≤ 1000
2 < x ≤ 1002
2 ≤ x < 1002
0 < x < 1000
− cos x
sin x
cos x
− sin x
0* !2%0* +,"%$U4 =>+##"%'!+#) - *'!+#)
!2%0* 10* - +#)7 1.%} H - *'!) +#)%.%+#"
1
2
sin(6π − x) sin x = 1,16
D
'1.%)%" + - '( *27
4
[0; π]
)%/!} 0* - +#)%.