Question

Prove the identity...​

Answer 1

Answer:

expand each of the following using q suitable Identity (x+4)(x+2). 2) (2x+1) hole square

Step-by-step explanation:

expand each of the following using q suitable Identity (x+4)(x+2). 2) (2x+1) hole square

Answer 2

Question The Price of onion falls by 25%. By what percentage must the price of onion be increased such that the price is equal to the earlier price ?

answer Answer:

Let, Original price of onion be = 100 /-

When it decrease by 25% it will become 75/-

Now, to increase the price again to the original we need 25/-, to get to 100 from 75.

In percentage 25 =x/100.75. Or. 2500/75=100/3 increase %

Step-by-step explanation: