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Worksheets

Өрнекті ықшамдау

Total questions: 32

Worksheet time: 7hrs 2mins

Name
Class
Date
1.

1. Есептеңіз: 3log72+log724log72log712\frac{\text{}3\log_72+\log_724}{\text{}\log_72-\log_712}\cdot  

a)

1log165-1-\log_165  

b)

1log632-1-\log_632  

c)

1log132-1-\log_132  

d)

1log865-1-\log_865  

2.

2. Есептеңіз: log5log7(7log2325)\log_5\log_7\left(7\log_2\sqrt[5]{32}\right)\cdot  

a)

5.

b)

0.

c)

1.

d)

8.

3.

3. Егер log1055=a,    log1057=b \log_{105}5=a,\ \ \ \ \log_{105}7=b\  болса, онда log10581\log_{105}81  өрн-ң мәні.

a)

4(1ba).4(1-b-a).  

b)

4(1bb).4(1-b-b).  

c)

4(1ab).4(1-a-b).  

d)

4(1aa).4(1-a-a).  

4.

4. Өрнектің мәнін табыңыз: 93log354+7log7549^{3-\log_354}+7^{-\log_754}\cdot

a)

29108\frac{29}{108}  

b)

25108\frac{25}{108}  

c)

59108\frac{59}{108}  

d)

25107\frac{25}{107}  

5.

5. Өрнекті ықшамдаңыз: 811log59+33log63409((7) 2log257125log256)\frac{81^{\frac{1}{\log_59}}+3^{\frac{3}{\log_{\sqrt[]{6}}3}}}{409}\left(\left(\sqrt[]{7}\right)\ \frac{2}{\log_{25}7}-125^{\log_{25}6}\right)\cdot  

a)

2.

b)

11.

c)

1.

d)

3.

6.

6. Өрнекті ықшамдаңыз: 3a5b23×9a8b233b×a10b43\frac{\sqrt[3]{3a^5b^2}\times\sqrt[3]{9a^8b^2}}{3b\times\sqrt[3]{a^{10}b^4}}\cdot  

a)

ba\frac{b}{a}  

b)

ab1\frac{a}{b}-1  

c)

ab\frac{a}{b}  

d)

ab+1\frac{a}{b}+1  

7.

7. Өрнекті ықшамдаңыз: x43x13x+x23×(x13x1+1x131)\frac{x^{\frac{4}{3}}-x^{\frac{1}{3}}}{x+x^{\frac{2}{3}}}\times\left(\frac{x^{\frac{1}{3}}}{x-1}+\frac{1}{x^{\frac{1}{3}}-1}\right)  

a)

x31x3\frac{\sqrt[3]{x}-1}{\sqrt[3]{x}}  

b)

x3+1x3+2\frac{\sqrt[3]{x}+1}{\sqrt[3]{x}+2}  

c)

x1+1x3\frac{\sqrt[1]{x}+1}{\sqrt[3]{x}}  

d)

x3+1x3\frac{\sqrt[3]{x}+1}{\sqrt[3]{x}}  

8.

8. Өрнекті ықшамдаңыз: (x13x23x13+13x131x+1)÷x23x13x43+x13\left(\frac{x^{\frac{1}{3}}}{x^{\frac{2}{3}}-x^{\frac{1}{3}}+1}-\frac{3x^{\frac{1}{3}}-1}{x+1}\right)\div\frac{x^{\frac{2}{3}}-x^{\frac{1}{3}}}{x^{\frac{4}{3}}+x^{\frac{1}{3}}}  

a)

1 x11\sqrt[1]{x}-1  

b)

x31\sqrt[3]{x}-1  

c)

1 x3+1\sqrt[3]{x}+1  

d)

1 x21\sqrt[2]{x}-1  

9.

9. Өрнекті ықшамдаңыз: 2+3+23\sqrt[]{2+\sqrt[]{3}}+\sqrt[]{2-\sqrt[]{3}}\cdot  

a)

6\sqrt[]{6}  

b)

1x\sqrt[]{1-x}  

c)

7\sqrt[]{7}  

d)

5\sqrt[]{5}  

10.

10. Өрнекті ықшамдаңыз: 273137+237+3\frac{2}{\sqrt[]{7}-\sqrt[]{3}}-\frac{1}{3-\sqrt[]{7}}+\frac{23}{7+\sqrt[]{3}}\cdot  

a)

2.

b)

3.

c)

5.

d)

1.

11.

12. Бөлшек бөлімдегі иррац-н құтыл: 533+22\frac{5}{\sqrt[3]{3}+\sqrt[2]{2}}  

a)

9373+43\sqrt[3]{9}-\sqrt[3]{7}+\sqrt[3]{4}  

b)

8363+43\sqrt[3]{8}-\sqrt[3]{6}+\sqrt[3]{4}  

c)

9363+43\sqrt[3]{9}-\sqrt[3]{6}+\sqrt[3]{4}  

d)

9323+43\sqrt[3]{9}-\sqrt[3]{2}+\sqrt[3]{4}  

12.

13. Бөлшек бөлімдегі иррац-н құтыл: 5+115+5+3+1\frac{\sqrt[]{5}+1}{\sqrt[]{15}+\sqrt[]{5}+\sqrt[]{3}+1}  

a)

3+12\frac{\sqrt[]{3}+1}{2}\cdot  

b)

312\frac{\sqrt[]{3}-1}{2}\cdot  

c)

311\frac{\sqrt[]{3}-1}{1}\cdot  

d)

323\frac{\sqrt[]{3}-2}{3}\cdot  

13.

14. Өрнекті ықшамдаңыз: sin3x+cos3xsinx+cosx.\frac{\sin^3x+\cos^3x}{\sin x+\cos x}.  

a)

112cos2x1-\frac{1}{2}\cos2x  

b)

113sin2x1-\frac{1}{3}\sin2x  

c)

112sin2x1-\frac{1}{2}\sin2x  

d)

112sin1x1-\frac{1}{2}\sin1x  

14.

15. Есептеңіз: sin2π13+sin211π26\sin^2\frac{\pi}{13}+\sin^2\frac{11\pi}{26}  

a)

3.

b)

2.

c)

0.

d)

1.

15.

16. Өрнекті ықшамдаңыз: (1sin2xcos2x)2\left(\frac{1-\sin^2x}{\cos^2x}\right)^2\cdot  

a)

5.

b)

1.

c)

3.

d)

2.

16.

17. Есептеңіз: tg2α3×ctgα+2tg^2\alpha-\sqrt[]{3}\times\operatorname{ctg}\alpha+2  , егер cosα=12\cos\alpha=\frac{1}{2}  , 0<α<π20<\alpha<\frac{\pi}{2}\cdot  

a)

2.

b)

4.

c)

3.

d)

1.

17.

18. Есептеңіз: tg2α3×tgα+2tg^2\alpha-\sqrt[]{3}\times tg\alpha+2  , егер cosα=12\cos\alpha=\frac{1}{2}  , 0<α<π20<\alpha<\frac{\pi}{2}\cdot  

a)

3.

b)

0.

c)

1.

d)

2.

18.

19. 3sin2α+2cosα3\sin^2\alpha+2\cos\alpha  өрнегінің ең үлкен және ең кіші мәнін тап.

a)

313;  23\frac{1}{3};\ \ -2  

b)

313;  13\frac{1}{3};\ \ -1  

c)

314;  13\frac{1}{4};\ \ -1  

d)

23;  2\frac{2}{3};\ \ 2  

19.

20. Өрнекті ықшамдаңыз: sinα+3sin2α+sin3αcosα+3cos2α+cos3α\frac{\sin\alpha+3\sin2\alpha+\sin3\alpha}{\cos\alpha+3\cos2\alpha+\cos3\alpha}\cdot  

a)

tg2α1tg2\alpha-1  

b)

ctg2α1\operatorname{ctg}2\alpha-1  

c)

tg2αtg2\alpha  

d)

ctg2α\operatorname{ctg}2\alpha  

20.

21. Егер tgα=25tg\alpha=\frac{2}{5}  болса sinαcosαcinα+cosα\frac{\sin\alpha-\cos\alpha}{cin\alpha+\cos\alpha}   -ны есептеңіз.

a)

37-\frac{3}{7}  

b)

37\frac{3}{7}  

c)

47-\frac{4}{7}  

d)

47\frac{4}{7}  

21.

22. Өрнекті ықшамдаңыз: cosπ15×cos2π15×cos3π15×cos4π15×cos5π15×cos6π15×cos7π15.\cos\frac{\pi}{15}\times\cos\frac{2\pi}{15}\times\cos\frac{3\pi}{15}\times\cos\frac{4\pi}{15}\times\cos\frac{5\pi}{15}\times\cos\frac{6\pi}{15}\times\cos\frac{7\pi}{15}.  

a)

1127\frac{1}{127}\cdot  

b)

1128\frac{1}{128}\cdot  

c)

5127\frac{5}{127}\cdot  

d)

1 3127\frac{3}{127}\cdot  

22.

23. Есептеңіз: log5log7(7log2325)\log_5\log_7\left(7\log_2\sqrt[5]{32}\right)  

a)

1.

b)

0.

c)

-1.

d)

2.

23.

24. Есептеңіз: 7+1757175\sqrt[5]{7+\sqrt[]{17}}\cdot\sqrt[5]{7-\sqrt[]{17}}\cdot  

a)

1.

b)

3.

c)

2.

d)

0.

24.

25. Есептеңіз: (227126+43)÷123\left(2\sqrt[]{27}-\frac{1}{2}\sqrt[]{6}+4\sqrt[]{3}\right)\div\frac{1}{2}\sqrt[]{3}  

a)

20+220+\sqrt[]{2}  

b)

20+320+\sqrt[]{3}  

c)

20320-\sqrt[]{3}  

d)

20220-\sqrt[]{2}  

25.

26. Есептеңіз: (581310218)÷132\left(5\sqrt[]{8}-\frac{1}{3}\sqrt[]{10}-2\sqrt[]{18}\right)\div\frac{1}{3}\sqrt[]{2}  

a)

12+512+\sqrt[]{5}  

b)

125212-\sqrt[2]{5}  

c)

12512-\sqrt[]{5}  

d)

125112-5\sqrt[]{1}  

26.

27. Есептеңіз: log38+3log392\log_38+3\log_3\frac{9}{2}  

a)

5.

b)

4.

c)

6.

d)

2.

27.

28. Есептеңіз: log159+2log1553\log_{\frac{1}{5}}9+2\log_{\frac{1}{5}}\frac{5}{3}  

a)

-2.

b)

-1.

c)

2.

d)

1.

28.

29. Есептеңіз: 160,5log41010log4+1\frac{16^{0,5\log_410}}{10^{\log_{ }4}+1}  

a)

1.

b)

2.

c)

-1.

d)

0.

29.

30. Көбейткіштерге жікте: 4(x1)2+8x4\left(x-1\right)^2+8x  

a)

4(x2+1).4\left(x^2+1\right)^{ }.  

b)

4(x2+2).4\left(x^2+2\right)^{ }.  

c)

2(x2+1).2\left(x^2+1\right)^{ }.  

d)

4(x21).4\left(x^2-1\right)^{ }.  

30.

31. Есептеңіз: cos(7,5π)tg(1,1π)sin5,6πctg4,4π\cos\left(-7,5\pi\right)\cdot tg\left(-1,1\pi\right)-\sin5,6\pi\cdot\operatorname{ctg}4,4\pi  

a)

0.

b)

1.

c)

-1.

d)

2.

31.

32. Есептеңіз: sin2π8+cos23π8+sin25π8+cos27π8\sin^2\frac{\pi}{8}+\cos^2\frac{3\pi}{8}+\sin^2\frac{5\pi}{8}+\cos^2\frac{7\pi}{8}  

a)

0.

b)

1.

c)

2.

d)

-1.

32.

11. Өрнекті ықшамдаңыз: 95717+5+227+5\frac{9}{5-\sqrt[]{7}}-\frac{1}{\sqrt[]{7}+\sqrt[]{5}}+\frac{22}{7+\sqrt[]{5}}\cdot  

a)

6.

b)

1.

c)

5.

d)

3.