Algebraik ifoda. Natural ko‘rsatkichli daraja. Birhad

Mashqlar
Funksiyalarning aniqlanish sohalarini toping (7.1–7.43):

x ² x -1

7.1.	/00 =	^3 . x -2
7.3.	/00 =	4x-1 . 3x -2
7.5.	/(*) =	4x
		(x-1)(x-2)
7.7.	/(*) =	4x^2 -1 2 . x -7x+12
7.9.	/(*) =	2^1 . x +3 x

x²+x+1

7.13. f(x) = x + x

2 1 x-3
7.15. f(x) = x +¹ +¹
7.17. f(x) = x + x^-1

3x x -3,4

7.2. f (x)
7.4. f (x) = ₇⁴_x^x₊⁺₁¹₄³

7.6.	/(*) =	3x-1
		(x-1)(x-2)(x	-3)
7.8.	/(*) =	4x+1
		x^2-8x+15
7.10	. f (x)	1
		x^2 -x+1
		x^2
		x -2

x²+x+1
7.14. f(x) = x² + x -3. 7.16. f (x) = (x +¹₂)² +₂¹ .

1 2

x

x

7.18. f (x) =