How to solve it please explain

How to find equation In the problems sum

IMG_20210924_152447.jpg

IMG_20210924_152447.jpg

{(1/3)^-2÷(1/2)^-2}÷(3/2)^-2

How are you

M1 m2 Kay Ho that ha

Is there a short method

2/7×3/5

Sir value 1/2 lena jaroori hai

Hi

Hello I have a doubt in in exercise 6.3 of maths NCERT book I have dought  in 6.3 there's is  question number 4 in question number 4 there was given that isosceles triangle so what we will do in that questions you will also giving solution in the app and download the app but in question number second of 6.3 it was given only 30 degree angle so we have taken like 90 degree angle and we have to take out the another angle then 50 question both xor given I cannot understand what was that thing you are just given in the solution of teacher app so can you please explain me short form 

How are they find verb

Find three different irrational numbers between the rational numbers 5/7 and 9/11

• Fractions and  Decimals text 

In right angled triangle ABC B and D is the mid point of BC prove that AC square =4AD square-3AB squarr

Here we can't contradict so it is transitive

A line segment has definite