How digit 1 is changed into -1

Fuck

How can we get 3x^2-5x-6x-10

Pluss into mins 

How you fond 25 can u brife explain

HCF of 8 and 20 

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Is question m 6 kaise aaya 🤔

Sir I want only AUB (A union B) sir ven diagram

Tissues class 9

Show that 2/5root3 is irrational

Ram and nish both drew a rectangle each length 4cm. Nish's breadth is 3times b of rams rectangle 

How 

What 
 is fraction

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5x²-2kx 3=0

How can you prove the converse of the theorem

Ap9th maths

One word answer???       
      1)    Reuse of plastic is better than recycle method. why?

In a model of a ship, the mast os 9cm high, while the mast of the actual   ship is 12m high. If the length of a actual ship is 28m, how long is the model ship