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This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In figure 6.16,if x + y=w + z, then prove that AOB is a line. |
| Answer» x + y = w + z . . . .[Given] . . . (1)As the sum of all angles round a point is equal to 360o{tex}\\therefore{/tex}\xa0x + y + w + z = 360o{tex}\\therefore{/tex}\xa0x + y + x + y = 360o{tex}\\therefore{/tex}\xa02(x + y) = 360o{tex}\\therefore{/tex}\xa0{tex}x+y={360^0\\over2}{/tex}{tex}\\therefore{/tex}\xa0x + y = 180o{tex}\\therefore{/tex}\xa0AOB is a line. | |
| 2. |
What is answer of 2√2 |
| Answer» Value of root 2=1.414(approx)So,2*1.414=2.828(appprox) | |
| 3. |
Find rational numbers between 1/5&1/6 |
| Answer» | |
| 4. |
Please give me syllabus of SA-1 |
| Answer» | |
| 5. |
(625) power0.16*(625)power0.090 |
| Answer» 5 | |
| 6. |
Verify-x3+y3=(x+y)(x2-xy+y2) |
| Answer» We know that(x - y)3 = x3 - y3 - 3xy(x - y)|Using Identity VII⇒ x3 - y3 = (x - y)3 + 3xy(x - y)x3 - y3 = (x - y){(x - y)2 + 3xy}⇒ x3 - y3 = (x - y)(x2 - 2xy + y2 + 3xy)|\xa0⇒ x3 + y3=(x+y)(x2-xy+y2) | |
| 7. |
Diffrent between real number and number |
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Answer» Number = Number are combination of digit and number is ten digit number 1,2,3,4,5,6,7,8,9,0 Real number = All the number which the number line contains are called real number |
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| 8. |
What is the sum of the angles at a point |
| Answer» 360 | |
| 9. |
What is the zero of the polynomial for 1 |
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Answer» -1 Non-define -1 |
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| 10. |
100-10 |
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Answer» 90 90 90 100-10=90 90 Actvic 90 |
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| 11. |
3×2-5875 |
| Answer» 3 × 2 - 5875= 6 - 5875= - 5869 | |
| 12. |
Is √-√2 possible |
| Answer» No | |
| 13. |
State in which quadarnt the line and verify them by locating them in the carttion plane |
| Answer» | |
| 14. |
How to costuct root7 on a number line |
| Answer» Root spiral | |
| 15. |
Factorize x^4+x^2+1 |
| Answer» | |
| 16. |
find the value 26-56 |
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Answer» 26-57=-30 -30 -30 |
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| 17. |
If (a+b)2=a2+2ab+b2 how to a question of given formula |
| Answer» 9a2+6ab+b2 is done by that identity Then question isFactorise the following polynomial by using identity? | |
| 18. |
Give 200 square |
| Answer» 40000 | |
| 19. |
x+3x2 ‐ 1 and g(x)= 1+x |
| Answer» 1+x=0x=-1Take -1 at the place of x(-1)+3(-1)×(-1)-1-1+3-12-1= 1 | |
| 20. |
Clasify the data in Q.1 above as primary or secondary data |
| Answer» | |
| 21. |
Activity 8.5how to draw |
| Answer» | |
| 22. |
X=5 |
| Answer» | |
| 23. |
Evaluate the following products without multiplying directly 104 into 94 |
| Answer» | |
| 24. |
From 101 to 500 any number is choosen at random ending by zero what is its probability |
| Answer» | |
| 25. |
Write the zero of polynomial x100-1 |
| Answer» | |
| 26. |
determine the rational represented by 0.75 |
| Answer» | |
| 27. |
Classify the following 6xcube+4 |
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Answer» 220 23 220 |
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| 28. |
Determine the rational number represented by 0.75 |
| Answer» | |
| 29. |
How we find √8 |
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Answer» How we find this 2.82..... |
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| 30. |
Tally marks |
| Answer» Tally Marks determine\xa0Class frequency | |
| 31. |
A isosceles triangle of equal side 32cm and perimeter 100cm find the area |
| Answer» 1600 is the answer | |
| 32. |
A+b+c whole square |
| Answer» (a+b+c)whole square =a square +y square +z square +2ab+2bc+2ac | |
| 33. |
Represent root 5 on the number line |
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Answer» We can also represent it using geometrically We represent the root 5 on the no.line with the sperical method. The sprical method is shown in the maths book |
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| 34. |
Represent root 2.5 on number line |
| Answer» represent root 2.5 on number line | |
| 35. |
Teach me long division algarithem method |
| Answer» | |
| 36. |
Plot √9.3 on number line. |
| Answer» 3.04 | |
| 37. |
7root 3 ÷ √10+√3 - 2√5÷√6+√5 -3√2÷√5+3√2 |
| Answer» | |
| 38. |
Insert eight rational numbers between 2 and 3 |
| Answer» 2/1*10 =20/103/1*10=30/10The 8 rational numbers between 2 and 3 are 21/10,22/10,23/10,24/10......... | |
| 39. |
What is absissa and ordinates |
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Answer» Absissa is the x axis of a graph and orinate is the y axis of a graph absissa is x axis and ordinate is y axis |
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| 40. |
16-63+65-36-58+55-57 |
| Answer» | |
| 41. |
All theorams of ch 12 (mathematics) |
| Answer» | |
| 42. |
ABC is a right angle triangle. Where ac=17cm,bc=15cm find ab |
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Answer» AB square =AC square -BC square AB square =17 square -15 square AB square =289-225AB square =64AB= 8cm ab=8 |
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| 43. |
Divide 12 4√15 by 8 3√3 |
| Answer» | |
| 44. |
A zero of a polynomial p(x) will be a factor of its constant term. Why ? |
| Answer» Because only its factor can be its no. zero | |
| 45. |
5 reasoning question of ch number system |
| Answer» | |
| 46. |
What is meaning of algebra |
| Answer» Algebra is\xa0the part of mathematics in which letters and other general symbols are used to represent numbers and quantities in formulae and equations. | |
| 47. |
What is ordinate |
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Answer» Value of y-axis is called ordinate How are you The value of y axis is known as ordinate Yes In co ordinate the value of digit of y axise.g. in (3,7) 3 is absicca and 7 is ordinate. are you girl |
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| 48. |
8√2+5√8+3√32 |
| Answer» | |
| 49. |
Reasoning question of ch number system of class 9 |
| Answer» | |
| 50. |
1 algebraic Identity |
| Answer» (x+y)square=xsquare +2xy+ysquare | |