Please tell me how to show decimal exapansion (approximate value) on graph and tell me something about on factorisation of quatratic polynomials

Asked by srkumar2625 | 6th Jun, 2016, 10:21: PM

Expert Answer:

 
begin mathsize 14px style 5. top enclose 28 equals 5.282828..... equals 5.282 space left parenthesis u p t 0 space 3 space d e c i m a l space p l a c e s right parenthesis end style
 
 
begin mathsize 14px style F a c t o r i s a t i o n space o f space Q u a d r a t i c space P o l y n o m i a l colon space 2 x squared plus 7 x plus 3

space 2 x squared plus 7 x plus 3
equals space 2 x squared plus 6 x plus x plus 3
equals 2 x left parenthesis x plus 3 right parenthesis plus 1 left parenthesis x plus 3 right parenthesis
equals left parenthesis 2 x plus 1 right parenthesis left parenthesis x plus 3 right parenthesis

H e n c e comma space left parenthesis x plus 1 right parenthesis space a n d space left parenthesis 2 x plus 1 right parenthesis space a r e space f a c t o r s space o f space space 2 x squared plus 7 x plus 3. end style
 

Answered by Rashmi Khot | 9th Jun, 2016, 03:41: PM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.