Home
Class 12
MATHS
If sinA = sinB and cosA = cosB then prov...

If sinA = sinB and cosA = cosB then prove that, either A=B or they differ by multiples of four right angles.

Promotional Banner

Topper's Solved these Questions

  • GENERAL SOLUTIONS OF TRIGNOMETRIC EQUATIONS

    CHHAYA PUBLICATION|Exercise Exercise (Multiple choice questions)|11 Videos

  • GENERAL SOLUTIONS OF TRIGNOMETRIC EQUATIONS

    CHHAYA PUBLICATION|Exercise Very Short Answer Type Questions|18 Videos

  • ELLIPSE

    CHHAYA PUBLICATION|Exercise Sample Questions for Competitive Exams (D comprehension Type)|7 Videos

  • IDENFINITE INTEGRAL

    CHHAYA PUBLICATION|Exercise Sample Questions for Competitive Examination (Comprehension Type )|6 Videos

Similar Questions

Explore conceptually related problems

If cosecA = cosecB and secA = secB, then prove that, either A=B or they differ by multiple of four right angles.

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

If sinA=sin B and cosA=cosB , then find the value of A in terms of Bdot

In any triangle ABC, if (cosB+ 2 cosA)/(cos B + 2cosC ) = (sin C)/(sinA) then prove that, the triangle is either isosceles or right angled.

If in triangle ABC cosA+cosB+cosC=3/2 then prove that triangle is equilateral

In any triangle ABC if cosA=sinB-cosC then show that any angle of the triangle is a right angle.

In any triangle ABC, if cosA cos B + sin A sin B sinC =1 then prove that the triangle in an isosceles right angled.

If in triangle ABC cosA/cosB =a/b then triangle ABC is

If A+B = pi/3 and cosA+cosB=1, then which of the following is/are true

If (a^(2) + b^(2))sin (A-B) = (a^(2)-b^(2)) sin(A+B) then show that, the triangle is either isoscelels or right angled.