Question

I didn't understand 5(e) of ls no 7

tan^-1(rout 3)

In 9th question we have two write
Given that,
                  Age of Rahul     5
                  --------------------- =  -
                  Age of Haroon  7

The sum of three consecutive multiplesof 9 is 999. Find the numbers.

10 to the power 9×10

2x/3 1=7x/15 3
Answer to this question 

Sir we don't have video session for grade 8

 ram  Raju  they both are brothers  the mother give money to ram $ 10.                                                                                 5.  Mony giveby mother to Raju $20.                                                                               10   so what is the total amount that given by mother to there childrens         

Why dont 8th standard have videos under question 

X/a y/b=2 
ax-by-(a²-b²)=0 
Solve it

How much percent itc claim when not match 2A....? 

1. 3×10

When an object is placed at a distance of 50cm from a concave sphrical mirror,the magnification produced is ,-1/2,where should the object be placed to get a magnification of ,-1/5?

Express that moment ratio sign a sakhi and 10A of a court

Avin

Ch:1
Ex:1.2
Q:6
Sir how you took
13×(7×11 1)
From where you took 1

5th number  and plz