Home
Class 11
MATHS
Each question has four choices a,b,c ...

Each question has four choices a,b,c and d out of which only one is correct. Each question contains Statement 1 and Statement 2. Make your answer as: If both the statements are true and Statement 2 is the correct explanation of statement 1. If both the statements are True but Statement 2 is not the correct explanation of Statement 1. If Statement 1 is True and Statement 2 is False. If Statement 1 is False and Statement 2 is True. If `A+B+C=pi,` then Statement 1: `cos^2A+cos^2B+cos^2C` has its minimum value `3/4dot` Statement 2: Maximum value of `cosAcosBcosC` is `1/8`

Promotional Banner

Topper's Solved these Questions

  • STRAIGHT LINES

    CENGAGE PUBLICATION|Exercise All Questions|486 Videos

Similar Questions

Explore conceptually related problems

Each question has four choices a,b,c and d out of which only one is correct. Each question contains Statement 1 and Statement 2. Make your answer as: If both the statements are true and Statement 2 is the correct explanation of statement 1. If both the statements are True but Statement 2 is not the correct explanation of Statement 1. If Statement 1 is True and Statement 2 is False. If Statement 1 is False and Statement 2 is True. Statement 1: tan5^0 is an irrational number Statement 2: tan15^0 is an irrational number.

Each question has four choices a,b,c and d out of which only one is correct. Each question contains Statement 1 and Statement 2. Make your answer as: If both the statements are true and Statement 2 is the correct explanation of statement 1. If both the statements are True but Statement 2 is not the correct explanation of Statement 1. If Statement 1 is True and Statement 2 is False. If Statement 1 is False and Statement 2 is True. Statement 1: The minimum value of 27^(cos2x)81^(sin2x) is 1/(243) Statement 2: The minimum value of acostheta+bsinthetai s-sqrt(a^2+b^2)

Each question has four choices a,b,c and d out of which only one is correct. Each question contains Statement 1 and Statement 2. Make your answer as: If both the statements are true and Statement 2 is the correct explanation of statement 1. If both the statements are True but Statement 2 is not the correct explanation of Statement 1. If Statement 1 is True and Statement 2 is False. If Statement 1 is False and Statement 2 is True. Statement 1: The maximum value of sinsqrt(2)x+sina x cannot be 2 (a is positive rational number) Statement 2: (sqrt(2))/a is irrational.

Each question has four choices a,b,c and d out of which only one is correct. Each question contains Statement 1 and Statement 2. Make your answer as: If both the statements are true and Statement 2 is the correct explanation of statement 1. If both the statements are True but Statement 2 is not the correct explanation of Statement 1. If Statement 1 is True and Statement 2 is False. If Statement 1 is False and Statement 2 is True. Statement 1: sinpi/(18) is a root of 8x^3-6x+1=0 Statement 2: For any theta in R ,sin3theta=3sintheta-4sin^3theta

Each question has four choices a,b,c and d out of which only one is correct. Each question contains Statement 1 and Statement 2. Make your answer as: a.) If both the statements are true and Statement 2 is the correct explanation of statement 1. b.)If both the statements are True but Statement 2 is not the correct explanation of Statement 1. If Statement 1 is True and Statement 2 is False. If Statement 1 is False and Statement 2 is True. Statement 1: tan5^0 is an irrational number Statement 2: tan15^0 is an irrational number. ln (cotA/2+cotB/2+cotC/2) =lncotA/2+lncotB/2+lncotC/2dot

Each question has four choices a,b,c and d out of which only one is correct. Each question contains Statement 1 and Statement 2. Make your answer as: If both the statements are true and Statement 2 is the correct explanation of statement 1. If both the statements are True but Statement 2 is not the correct explanation of Statement 1. If Statement 1 is True and Statement 2 is False. If Statement 1 is False and Statement 2 is True. Statement 1: If in a triangle, sin^2A+sin^2B+sin^2C=2, then one of the angles must be 90 Statement 2: In any triangle, sin^2A+sin^2B+sin^2C=2+2cosAcosBcosC

Each question has four choices a,b,c and d out of which only one is correct. Each question contains Statement 1 and Statement 2. Make your answer as: a) If both the statements are true and Statement 2 is the correct explanation of statement 1. b) If both the statements are True but Statement 2 is not the correct explanation of Statement 1. c) If Statement 1 is True and Statement 2 is False. d) If Statement 1 is False and Statement 2 is True. Statement 1: If A ,B ,C are the angles of a triangle such that angle A is obtuse, then tanBt a n C > 1. Statement 2: In any triangle, tanA=(tanB+tanC)/(tanBtanC-1)

Each question has four choice: a, b, c and d, out of which only one is correct. Each question contains Statement 1 and Statement 2. Find the correct answer. Both the Statements are true but Statement 2 is the correct explanation of Statement 1. Both the Statement are True but Statement 2 is not the correct explanation of Statement 1. Statement 1 is True and Statement 2 is False. Statement 1 is False and Statement 2 is True Statement 1: The lines (a+b)x+(a-2b)y=a are con-current at the point (2/3,1/3)dot Statement 2: The lines x+y-1=0 and x-2y=0 intersect at the point (2/3,1/3)dot

Each question has four choices, a,b,c and d,out of which only one is correct. Each question contains STATEMENT 1 and STATEMENT 2. if both the statements are true and statement 2 is the correct explanation of statement 1. If both the statements are true but statement 2 is not the correct explanation of statement 1. If statement is True and statement2 is false. If statement1 is false and statement2 is true. Statement 1: f: N->R ,f(x)=sinx is a one-one function. Statement 2: The period of sinx i s 2pia n d2pi is an irrational number.

Each question has four choices, a,b,c and d,out of which only one is correct. Each question contains STATEMENT 1 and STATEMENT 2. a) if both the statements are true and statement 2 is the correct explanation of statement 1. b) If both the statements are true but statement 2 is not the correct explanation of statement 1. c) If statement is True and statement2 is false. d) If statement1 is false and statement2 is true. Statement 1: f(x)=(log)_ex cannot be expressed as the sum of odd and even function. Statement 2 : f(x)=(log)_e x in neither odd nor even function.

CENGAGE PUBLICATION-TRIGONOMETRIC FUNCTIONS-All Questions
  1. If tanx+tan2x+tan3x=tanxtan2xtan3x then value of |sin3x+cos3x| is

    Text Solution

    |

  2. 16(costheta-cos(pi/8))(costheta-cos((3pi)/8))(costheta-cos((5pi)/8))(c...

    Text Solution

    |

  3. Let 0lt=a , b , c ,dlt=pi, where b and c are not complementary, such...

    Text Solution

    |

  4. The maximum value of the expression1/(sin^2theta+3sinthetacostheta+5co...

    Text Solution

    |

  5. (sec2x-tan2x) equals a) tan(x-pi/4) b)tan(pi/4-x) ...

    Text Solution

    |

  6. Prove that cos65^0+cos115^0=0

    Text Solution

    |

  7. If sinA=sinB and cosA=cosB , then prove that sin((A-B)/2)=0

    Text Solution

    |

  8. Each question has four choices a,b,c and d out of which only one is...

    Text Solution

    |

  9. Each question has four choices a,b,c and d out of which only one is...

    Text Solution

    |

  10. cosA+cosB+cosC=1+4sinA/2sinB/2sinC/2,ifA , B , C are the angles of a t...

    Text Solution

    |

  11. Each question has four choices a,b,c and d out of which only one is ...

    Text Solution

    |

  12. Each question has four choices, a,b,c and d, out of which only one is ...

    Text Solution

    |

  13. : In A B Cdot Show that, tanA+tanB+tanC=tanAtanBtanC

    Text Solution

    |

  14. Each question has four choices a,b,c and d out of which only one is...

    Text Solution

    |

  15. Each question has four choices a,b,c and d out of which only one is...

    Text Solution

    |

  16. Each question has four choices a,b,c and d out of which only one is ...

    Text Solution

    |

  17. Each question has four choices a,b,c and d out of which only one is...

    Text Solution

    |

  18. Each question has four choices a,b,c and d out of which only one is...

    Text Solution

    |

  19. . Ifx y+y z+z y=1,w h e r ex , y , z in R^+ , then x/(1+x^2)+y/(1+y^...

    Text Solution

    |

  20. Each question has four choices a,b,c and d out of which only one is...

    Text Solution

    |