Home
Class 12
MATHS
In Delta ABC if a=-1,b=2, angle C=...

In ` Delta ABC ` if a=-1,b=2, `angle C=60 ^@` then ` 4Delta ^2 +c^2` =

A

6

B

3

C

`sqrt3/2`

D

9

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SAMPLE PAPER 2017

    SIA PUBLICATION|Exercise PHYSICS|32 Videos

  • SAMPLE PAPER 2017

    SIA PUBLICATION|Exercise CHEMISTRY|3 Videos

  • QUESTION PAPER

    SIA PUBLICATION|Exercise CHEMISTRY|8 Videos

  • STRAIGHT LINE

    SIA PUBLICATION|Exercise EXERCISE (PROBLEMS)|45 Videos

Similar Questions

Explore conceptually related problems

In Delta ABC, if a=4, b=3 angle A=60^@ , then c is the root of the equation

In Delta ABC, if a=4,b=5,c=60^@ , then c=

In Delta ABC , if angle A = 60 ^(@) then ( 1+ (a)/(c ) +(b) /(c ) ) (1+ ( c )/( b) - (a)/(b)) =

In Delta ABC , if a= 2, b= 3 , c=4 then cos A =

In Delta ABC, if a= 2, B=120^@, C=30^@ , then the area of the triangle is

In Delta ABC, if C=A-B=60^@ , then the value of (a-b)/c=