Question

िनमिलिखत अमो एवं कारको के जलीय िवलयनो के िवयोजन के

समीकरण िलिखए? (जैसे-H2S ---à 2H+ + S)

a. H2SO4 ---à ……….. + …………

b. Mg(OH)2 ---à ……….. + …………

c. HI ---à ……….. + …………​

Answer 1

Answer:

A = {1, 2, 3, 4}, B = {-1, 2, 5, 6} and R = {{a, b) / a < b, a E A, bE B} then range of R is (A) {2, 5, 6} (B) A (C) B (D) ØPARTA

(UXT= IN

1. Answer the following

1. Find HCP of 900 and 270,

2. Express 5005 as a product of its prime factors

3. Shruthi said that 3" x 4" cannot end with the digito) or 5 for any natural numbers

'n' and 'm' Do you agree? Justify your answer

4. A = (x:x 4 and x ER) is an empty set Do you real Justify your answer

5. A = (1,2,3,4,5,6), 1 -12,4,6,8,10) Find the intersection of A and

IL Answer the following

COXTUM

6. Axxis anatural number leasthani), factor of el. Then find

And also represent diagrammatically

7. If x + y = hxy, prove that logo + y) foxloxylon

8. Prove that 5+23 is irrational

9. A = (

pr), then write all substi

10. Write 2log stogs Stages inde logarithm

II. Choose the correct answers

COXT/ZUMI

w

from the Venn diagram

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