I BOB. Hosila va uning tatbiqlari — 26-28. Taqribiy hisoblashlar — 11-sinf Algebra test savollari

1.$f(x)=x^7-2x^6+3x^2-x+3$ funksiyaning $x=2,02$ nuqtadagi qiymatini kichik orttirmalar formulasi bilan taqribiy hisoblang.

• A)$13$
• B)$75$
• C)$14,5$
• D)$16$

2.$\sqrt{1,02}$ ning qiymatini taqribiy hisoblang.

• A)$1,02$
• B)$1,01$
• C)$1,1$
• D)$1,002$

3.$\sqrt[3]{7,997}$ ning qiymatini taqribiy hisoblang.

• A)$2,003$
• B)$1,9997$
• C)$2,0003$
• D)$1,997$

4.$\sin 29^{\circ }$ ning qiymatini kichik orttirmalar formulasi yordamida taqribiy hisoblang.

• A)$0,515$
• B)$0,484$
• C)$0,5$
• D)$0,466$

5.$\frac{1}{0,997^{30}}$ ifodaning qiymatini $(1+x{)}^m\approx 1+mx$ formula yordamida taqribiy hisoblang.

• A)$0,91$
• B)$1,09$
• C)$1,9$
• D)$0,9$

6.$\sqrt[3]{131}$ ning qiymatini taqribiy hisoblang.

• A)$5,0$
• B)$5,1$
• C)$5,08$
• D)$5,2$

7.$\cos 44^{\circ }$ ning qiymatini taqribiy hisoblang.

• A)$0,5$
• B)$0,819$
• C)$0,7193$
• D)$0,6947$

8.Kichik orttirmalar formulasining umumiy ko'rinishi qanday?

• A)$f(x_0+\Delta x)\approx f(x_0)-f^{\prime }(x_0)\Delta x$
• B)$f(x_0+\Delta x)\approx f(x_0)+f^{\prime }(x_0)\Delta x$
• C)$f(x_0+\Delta x)\approx f^{\prime }(x_0)\Delta x$
• D)$f(x_0+\Delta x)\approx f(x_0)\cdot f^{\prime }(x_0)$

9.$(1+x{)}^m\approx 1+mx$ formuladan foydalanib, $1,002^{100}$ ning taqribiy qiymatini toping.

• A)$1,02$
• B)$1,2$
• C)$1,002$
• D)$2,002$

10.$\sqrt{1+x}\approx 1+\frac{x}{2}$ formuladan foydalanib $\sqrt{1,004}$ ning taqribiy qiymatini toping.

• A)$1,004$
• B)$1,002$
• C)$1,02$
• D)$0,998$