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R

Riddhi 03 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Real Numbers

Solve: square root of 3 - square root of 2 ?

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K

Kirti 03 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Real Numbers

Prove that square root of 3 - square root of 2 is irrational number?

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S

Sabna 03 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Real Numbers

Solve: [square of (square root of 2 + 2)]?

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P

Priyanka 03 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Real Numbers

Prove that 2 + square root of 3 is not a rational number?

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P

Parminder 03 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Real Numbers

Find two irrational numbers lying between square root of 2 and square root of 3?

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N

Nagesh 03 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Real Numbers

What is the value of square of n - 1 is divisible by 8, if n = 2?

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P

Pankaj 03 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Quadratic Equations

Check whether the following equation is quadratic or not: 16 (square of x) - 3 = (2x + 5) (5x - 3)?

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Pradeesh 03 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Quadratic Equations

Using factorization, find the roots of the quadratic equation: [square of (x - 2)] - 25 = 0?

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P

Parini 03 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Quadratic Equations

Solve: (x + 4)(x + 5) = 3(x + 1)(x + 2) + 2x?

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A

Anu 03 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Quadratic Equations

Divide 12 into two parts such that their product is 74?

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P

Priya 03 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Quadratic Equations

The denominator of a fraction is one more than twice the numerator. If the sum of the fraction and its reciprocal is 16/21, find the fraction?

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S

Sonia 03 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Quadratic Equations

The product of Ramu’s age (in years) five years ago and his age (in years) nine years later is 15. Determine Ramu’s present age?

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A

Advaith 03 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Quadratic Equations

The sum of two natural numbers is 8. Determine the numbers, if the sum of their reciprocals is 8/25?

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D

Datta 04 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Relations

If R is the relation “less than” from A = {1, 2, 3, 4, 5} to B = {1, 4, 5}, write down the set of ordered pairs corresponding to R. Find the inverse relation to R?

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M

Misha 04 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Relations

If A = {1, 2, 3}, B = {4}, C = {5}, then verify that: A x (B union of C) = (A x B) union of (A x C)?

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S

Sriram 04 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Relations

If R is the relation in N x N defined by (a, b) R (c, d) if and only if a + d = b + c, show that R is an equivalent relation?

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D

Dinesh 04 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Relations

Let A = {1, 2, 3, 4} and S = {(a, b): a belongs to A, b belongs to A, a divides b}. Write S explicitly?

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P

Priyanka 04 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Relations

Let A and B be two sets such that n(A) = 3 and n(B) = 2. If (x, 1), (y, 2), (z, 1) are in A x B, find A and B, where x, y, z are distinct elements?

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R

Rasneet 04 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Relations

Let A = {1, 2}, b = {1, 2, 3, 4}, C = {5, 6} and D = {5, 6, 7, 8}. Verify that A x C subset of B x D?

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N

Navneet 04 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Relations

Let A be non empty set such that A x B = A x C. Show that B = C?

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R

Rajendra 04 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Relations

Let A = {1, 2, 3, 4} and B = {x, y, z}. Let R be a relation from A to B defined by R = {(1, x), (1, z), (3, x), (4, y)}. Find the domain and range of R?

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P

Pooja 04 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Relations

Let A = {1, 2, 3, 4} and B = {x, y, z}. Let R be a relation from A to B defined by R = {(1, x), (1, z), (3, x), (4, y)}. Draw the arrow diagram of relation R?

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C

Chinmayee 04 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Relations

In N x N, show that the relation defined by (a, b) R (c, d) if only if ad = bc is an equivalence relation?

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K

Krishna 04 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Relations

Define range and domain in terms of relation?

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P

Poonam 04 Nov in  Class IX-X Tuition, Mathematics(Class IX-X Tuition), Relations

Define relation with respect to mathematics?

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