ICSE − Q & A

page 450: question 4 (b) of selina
do we have to solve it by geometry or coordinate geometry?

+ 1 more questions by shreyas25164909  

does the interval need to be continuous even while drawing an ogive??
asked by Shreyas Kulkarni (shreyas25164909) 8 years ago
1

Find the values of K for which the equation
 36x2 + Kx + 1=0 will have imaginary roots.

How many prepared with maths? Kitne papers kiye?

x^2+ 6y^2 = 5xy
Find x/y;

Where's the guy/girl who was going to solve 100 papers ?? I bet she wouldn't have crossed 10-15

Today KKR or KXIP

http://www.respaper.com/sdfg/1926-pdf.html Q6)a

When a question is asked upto 2 significant figures, do we have to round off?
Like upto 2 significant figures of
4.96

In graph when ur told to find the perimeter of a figure....do we use distance formulae or pythagoras theorem to find the slant lengths?Also can someone tell a list of figures that can come?

In what format do we have to write the equation found?  
for e.g.. 
i) 2x-3y+1=0
ii)3y=2x+1 ; or;
iii)2x-3y=-1?