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Find A, B, C

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Let A={x : x is a natural number}, B ={x : x is an even natural number} C={x : x is an odd natural number and D={x : x is a prime number} Find A cap B, A cap C, A cap D, B cap C, B cap D and C cap D .

Each angle A, B,C of the triangle ABC is acute and sin (B+C-A)=1 , tan (C+A-B)= sqrt(3) , find A,B and C.

Find sets A, B and C such that A ∩ B, B ∩ C and A ∩ C are non-empty sets and A ∩ B ∩ C = φ .

Let A={1,2,3}, B={3,4} and C={4,5,6}. Find A cup (B cup C)

Let A = {1,2,3}, B = {3,4] and C = {4,5,6} Find A xx (B cap C)

Let A = {1,2,3}, B = {3,4] and C = {4,5,6} Find A xx (B cup C)

In a triangle A B C ,/_A=60^0a n db : c=(sqrt(3)+1):2, then find the value of (/_B-/_C)dot

If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {5, 6, 7, 8 } and D = { 7, 8, 9, 10 } , find B ∪ C ∪ D

In A B C ,= if (a+b+c)(a-b+c)=3a c , then find /_Bdot

If an a triangle A B C , b=3 c, a n d C-B=90^0, then find the value of tanB

UNITED BOOK HOUSE-SET-4-EXERCISE
  1. An urea solution at 50^@C has osmotic pressure of 400 mm of Hg at what...

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  2. Show that relative lowering of vapour pressure is a colligative proper...

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  3. Shall copper sulphate solution be stored in Ag container? What is fara...

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  4. If the equivalent wt of one metal be 35. Then calculate the current fl...

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  5. What is matte? What is the utility of cryolyte in the extraction of AI...

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  6. State the process in which sulphide ores (are) concentrated. What is p...

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  7. What transition metal shos catalytic nature. What acts as catalyst in ...

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  8. Why the actinides has lower ionisation potential as compare to lantha...

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  9. What will form when an alkyl halide is treated with AgCN solution. Arr...

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  10. Why phenol acts as an acid? What will happen if FeCI3 solution is adde...

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  11. Find A, B, C

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  12. What is anomer? What is isoelectric point of an amino acid give exampl...

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  13. N2(g)+3H2(g)=2NH3(g) What is the rate of disappearance of N2 and H2 is...

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  14. State one fractional order reaction.

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  15. What is molecularity of a chemical reaction. If the specific reaction ...

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  16. What will happen when: PCI3 is heated withLiAIH4 in ether.

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  17. What will happen when: XeF6 is hydrolysed.

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  18. What is interhalogen compound? Give example why the covalent halaides ...

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  19. How would you synthesise: Malonic acid from acetic acid.

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  20. How would you synthesise: Methanol from acetic acid. Give example of H...

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