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Let f (x+y)=f(x). f(y) for all x and y f...

Let `f (x+y)=f(x). f(y)` for all x and y `f(1)=2` If in a triangle `ABC, a =f (3),b=f(1)+f (3), c=f (2)+f (3), `

A

C

B

2C

C

3C

D

4C

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ARIHANT MATHS-PROPERTIES AND SOLUTION OF TRIANGLES -Exercise (Single Option Correct Type Questions)
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  2. In triangle ABC, if P, Q, R divides sides BC, AC and AB, respectively,...

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  3. Let f (x+y)=f(x). f(y) for all x and y f(1)=2 If in a triangle ABC, a ...

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  4. Let a, b c be given positive numbers, then values of x,y and z in R^(+...

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  5. If 't(1)' , 't(2)' and 't(3)' are the lengths of the tangents draen fr...

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  6. In triangle ABC, angle A gt pi/2. A A(1) and A A(2) are the medium and...

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  7. In an ambiguoa ambiguous case of solving a triangleshen a = sqrt5,b =...

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  8. If R1 is the circumradius of the pedal triangle of a given triangle A ...

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  9. If in a triangle (1-(r1)/(r2))(1-(r1)/(r3))=2 then the triangle is rig...

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  10. If the median AD of a triangle ABC makes an angle theta with side, AB,...

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  11. In a DeltaABC, angles A,B,C are in AP, then lim(AtoC)(sqrt(3-4A sinC))...

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  12. In a triangle ABC, (a+b+c)(b+c-a)=lambdabc if

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  13. In the triangle ABC, if (a^(2)+b^(2)) sin (A-B)=(a^(2) -b^(2)) sin (A+...

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  14. In a DeltaABC, sides a,b,c are inAP and (2)/(1!9!)+(2)/(3!7!)+(1)/(5!5...

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  15. If a, b,c be the sides foi a triangle ABC and if roots of equation a(b...

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  16. The ratio of the area of a regular polygon of n sides inscribed in a c...

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  17. In any triangle ABC sum (sin^2A+sinA+1)/sinA is always greater than or...

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  18. If the incircel of the triangle ABC, through it's circumcentre, then t...

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  19. The perimeter of a triangle ABC is saix times the arithmetic mean of ...

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  20. If there are only two linear functions f and g which map [1,2] on [4,6...

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