InterviewSolution
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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 6401. |
The simplest form of 125by200 is___ |
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Answer» 5/8 The answer is 5\\8 |
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| 6402. |
How to fine no. Of possible events in probability |
| Answer» | |
| 6403. |
543+765 |
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Answer» 1308 543+765=1308 543+765=1308 |
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| 6404. |
Ifx=2+ root5, x^2+1upon x^2=18.Please solve this |
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Answer» May be it is 16.2 8.4 |
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| 6405. |
Find the product of 1) -7a(-2b+3a) 2) -5×(4y-2z) |
| Answer» 1) -7a(-2b+3a)= -7a(-2b) -7a (3a)= 14 ab - 21 a22) -5×(4y-2z)= - 5 (4y) - 5 (-2z)= - 20 y + 10z | |
| 6406. |
Find the product of 1) 2×(3x+4y) 2) 3a(2a- 5b) |
| Answer» 1) 2×(3x+4y)= 2(3x) + 2 (4y)= 6x + 8y2) 3a(2a- 5b)= 3a (2a) - 3a (5b)= 6a2 - 15 ab | |
| 6407. |
Find four irrational number between 1.6 and 1.7 |
| Answer» 1) 1.6002000200002...2) 1.65454554555...3) 1.690010001000014) 1.62390900900090000... | |
| 6408. |
Xsquare -y square +6y-9 |
| Answer» | |
| 6409. |
1) Find the product of 1) 4,7p 2)-4,9p 3) -3a,0 |
| Answer» 1) 4 × 7p = 28 p2) -4 × 9p = -36 p3) -3a × 0 = 0 | |
| 6410. |
1112222342345667889×2345675311÷4566888665 |
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Answer» 8987678778888788If doubt then you can check or find 5.712669347E17 |
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| 6411. |
Simplify:2√5 × √10 × 5√2 |
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Answer» 100 |
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| 6412. |
Explain polynomials |
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Answer» Prefer and kya classes Polynomials are those numbers whose decimal expansion is nither terminating nor recurring. |
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| 6413. |
Consider of polynomial 3x4+x3+3x2_3x3-2x+7 Cofficent of x3 |
| Answer» The coefficient of x3 are 1, -3, | |
| 6414. |
Degree of the polynomial 7x power is 5 +4x -3 is |
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Answer» If the question is like this 7x⁵+4x-3 then degree is 5 1 |
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| 6415. |
How to show 9.3 on numbers line by |
| Answer» | |
| 6416. |
Find:. 64½ |
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Answer» 8 4096 8 |
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| 6417. |
(3a-1)whole square-6a+2 |
| Answer» -3a+3 | |
| 6418. |
3\\√5 rationlaise |
| Answer» 3/√5= 3/√5*√5/√5= 3√5/5 ? | |
| 6419. |
The expanded form of ( 2x_3x_z)-2 is |
| Answer» | |
| 6420. |
Examine, wheather the following numbers are rational or irrational:i)root7 |
| Answer» Hello! Root 7 is an irrational number because, (√7) can\'t be written in the form of p/q. Digits after the decimal point is endless. Even 1.001 can be written in the form of p/q, i.e. 1001/1000. Since it\'s digits after decimal point is limitless, we can\'t write in the form of p/q.Note: (√7)² is a rational number. #BeBrainlyFollow me on Brainly @TheAssassin. | |
| 6421. |
2.root 68 |
| Answer» 2under root 2.2.17=4under root 17 | |
| 6422. |
To find the hcf of two number experimentally based on Euclid division lemma |
| Answer» | |
| 6423. |
25.6875the following number in the form P/ q |
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Answer» 256875/10000 Hope it will help you 256875/10000 |
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| 6424. |
What is a plus b ka whole square |
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Answer» (a+b)2=a2+2ab+b2 (a+b)²=a²+b²+2ab (a+b)² = a² + b² + 2ab I know A2+v2+2ab |
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| 6425. |
Prove root 5 is an irrational number. |
| Answer» Let us assume that √5 is a rational number.we know that the rational numbers are in the form of p/q form where p,q are integers.so, √5 = p/q p = √5qwe know that \'p\' is a rational number. so √5 q must be rational since it equals to pbut it doesn\'t occurs with √5 since its not an integertherefore, p =/= √5qthis contradicts the fact that √5 is an irrational numberhence our assumption is wrong and √5 is an irrational number. | |
| 6426. |
Find 2 rational number between 0.1and 0.3 |
| Answer» 0.12 and 0.15 | |
| 6427. |
( 3/2x +1)3 |
| Answer» X = 2 | |
| 6428. |
Represent √7 on number line |
| Answer» Watch vdeo on youtube | |
| 6429. |
If p x is equal to x cube minus 1 then the value of p 1 + p - 1 is |
| Answer» | |
| 6430. |
Find the product of (✓3/5+✓5/2) and (✓5+✓2) |
| Answer» 5+√6+√10+√15 | |
| 6431. |
Write all the possible 3 digit numbers using the digits 4,0,6(repetition not allowed) |
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Answer» 406,604,460,640 064 , 604 , 460 , 640 406, 604, 640 and 460 |
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| 6432. |
a³ +b3 |
| Answer» i) a³+b³ = (a+b)(a²-ab+b²)Or= (a+b)³-3ab(a+b)ii) a³-b³ = (a-b)(a²+ab+b²)Or= (a-b)³+3ab(a-b) | |
| 6433. |
Maths exercise 2.4 |
| Answer» Answer | |
| 6434. |
Ato the power three b to the power minus two under root |
| Answer» Exercise 2.4 8 number | |
| 6435. |
2 square is |
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Answer» 4 4 is the correct answer 4 is the answer |
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| 6436. |
The base of an isoceles triangle measure 24 cm and its area is 60cm² find its perimeter |
| Answer» Altitude in an isosceles triangle is = h{tex}Area = \\frac{1}{2}\\ h\\ a\\ =\\ 60\\ cm^2 \\\\ \\\\ h\\ =\\ 2\\ *\\ \\frac{60}{24} = 5 cm \\\\ \\\\ b^2 = \\frac{a}{2}^2 + h^2 = 12^2 + 5^2 = 169 \\\\ \\\\ b = c = 13 cm \\\\ \\\\ Perimeter = a+b+c = 24+13+13 = 50 cm{/tex}\xa0\xa0 | |
| 6437. |
If -4is a zero of the polynomial p (x) =x^2+11x+k then find k |
| Answer» p (x) =x2+11x+kPut x = -4p(-4) = (-4)2 + 11(-4) + k16 - 44 + k = 0-28 + k = 0k = 28 | |
| 6438. |
Types of number s |
| Answer» 1.real2.rational3.irrational 4.integers5.odd6.even7.prime8.composite9.natural10.whole | |
| 6439. |
Express 0.357...... On number line |
| Answer» | |
| 6440. |
2+5√7÷2-5√7=a+b√7 find the value of a and b |
| Answer» | |
| 6441. |
3√2*4√2*12√32 |
| Answer» 4 | |
| 6442. |
Y2(y-y3) |
| Answer» Y^3-y^5 | |
| 6443. |
The coefficient of y in -3xy is____ |
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Answer» -3x -3x -3 -3 -3 |
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| 6444. |
pii) is _____ number and its approximate value is____. |
| Answer» | |
| 6445. |
In Fig . 6.89 .parallel lines are marked with a symbol (----> ) .Find the value of x in each case . |
| Answer» | |
| 6446. |
Simplify : √45-3√20+4√5 |
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Answer» √45-3√20+4√5= √3×3×5 -3√2×2×5 +4√5= 3√5-6√5+4√5= 7√5 - 6√5=√5 \xa0√45 - 3√20 + 4√5=\xa03√5 -3*2√5 +4√5\xa0= 3√5-6√5+4√5= (3-6+4)√5\xa0=(-3+4)√5\xa0√45 - 3√20 + 4√5=\xa0√5 |
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| 6447. |
If x+y+z=0, show that x*x*x+y*y*y+z*z*z=3xyz |
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| 6448. |
3x+11x+30factorise the following by spillting the middle term |
| Answer» | |
| 6449. |
Exercise 2.4 question no. 3 define how we get 9x - 4x |
| Answer» 5x as in 9xand4x the term are same so they will be subtracted | |
| 6450. |
(25)—⅓*³root16 |
| Answer» Answer is 0.16 | |