MY CART (5)

Use Coupon: CART20 and get 20% off on all online Study Material

ITEM
DETAILS
MRP
DISCOUNT
FINAL PRICE
Total Price: R

There are no items in this cart.
Continue Shopping
Menu
anurag singhal Grade:
        

can we find the domain of a cubic polynomial 3x-4xcube<=1




7 years ago

Answers : (2)

Ramesh V
70 Points
										

3x - 4x3 <= 1


i.e., f(x)=4x3 - 3x -1 >= 0


for x=-1, f(x)= 0 , so (x+1) is a factor , the other factors are (2x+1)


f(x)=(x+1)(2x+1)2 >=0


as (2x+1)2 is always positive


domain is (x+1)>=0


or x lies in [-1 , infininty)


--


Regards


Ramesh

7 years ago
vikas parashar
18 Points
										

domain of any polynomial function is from -infinity to +infinity


 

7 years ago
Think You Can Provide A Better Answer ?
Answer & Earn Cool Goodies
  • Complete JEE Main/Advanced Course and Test Series
  • OFFERED PRICE: R 15,000
  • View Details

Ask Experts

Have any Question? Ask Experts

Post Question

 
 
Answer ‘n’ Earn
Attractive Gift
Vouchers
To Win!!! Click Here for details