Question

If a= xi +2j- zk and b= 3i -yj + k. Find value of x+y+z

 

Factorise the following using appropriate identities.(a)   9xsquare 6xy ysquare

In 3 question .why we need to add and multiply the length and breath 

Solving the system of inequality graphically
X 2y<=10, x y>=1, x-y<=0, x>=0, y>=0

Find the cost of polishing a circular table-top of diameter 1.6 , if the rate of polishing is  rs 15/m2 .(take pi = 3.14)

Another method 

Not understood 

In the blood group you gave 2 in  division you gave 3

Kawaran meeshii and the original resolution was to be the original resolution wasn't too much of the original resolution wasn't too much of the original resolution wasn't too much 

Teahoo

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Yesterday i put questions and today i check it .my questions are disappear . Anybody tell me that your questions are also disappearing next day .

Were is biology chapter

dear sir my name is balesh am working in Bangalore from past 4 years as a jr accountant  but still i dont knw how to pass entry bcz they dindt gave me opportunity to learn tally but i compacted tally erp 9 course right now am 28 years old so plz help me how to learn self and i cant find what type of problem how to pass this entry and its coming which type of ledger so plz mera mdhat karo it my umbel request and one more am a Kannada medium   student i dont knw fluent English  i can speak hindi plz koyi to help karo

Where is contransion

There are  two  poles   one  each  on  either bank  of  a  river just  opposite  to  each  other  .  One  pole  is  60m  high  from the  top  of  this  pole, the  angle  of  depression  of  the  top  and   foot   of  the  orher pole are  30° and  60° respectively.. Find the  width  of  this  river  and  height of  the  other  pole

If l=25cm, r=1/2m, than find the value of theta

If f(x) = { 3x + 1, if 0 ≤ x ≤ 2 1 + 9x, if 2 < x < 3 30 + 2x, if x ≥ 3 Find f(1), f( 5 2 ) and f(4).

If f(x) = { 3x + 1, if 0 ≤ x ≤ 2 1 + 9x, if 2 < x < 3 30 + 2x, if x ≥ 3 Find f(1), f( 5 2 ) and f(4).