please tell the answer

Zainul

Mathematics question 4th chapters 2nd whole numbers 



Srudy the patterns:
       
         1×8 1=9
          12×8 2=98 
         123×8 3=987
       1234×8 4=9876
      12345×8 5=98765

Do  one by seven × one by five and send me

Why did we take -g=-10

How will you show that (17×11×2) (17×11×5) is a composite number ? Explain

What should we divided with 4 to get -3 as answer

(X-2x-3x x)-2 3=0

What is angle for trapezium

10.1 2nd question 

ANSWER

 

 

 

Water
The thanks

1.(D^(4)+2a^(2)D^(2)+a^(4))y= 8 cos ax

2.(d^(2))/(dx^(2))+(3dy)/(dx)+2y=sin2x

3.(d^(2)y)/(dx^(2))+y=sin3xcos2x

I need solution above those math,can anybody help me

 

I have an dout regarding gst no. I want to fill the government tender for services and transportion too. 
And both tender are seperated from each other 
Like the tender of services is different and the tender of transportation is different. 
So my dout is that if I get gst registration for services then can I fill the tender of transportation also from the same gst registration..? 

X=4
    -(x 10)
    5

Question 3 ka answer ma mistake h please check your answer 

Can you tell in english

What is the property of rhombus