Knockout JEE Main April 2021 (One Month)
Personalized AI Tutor and Adaptive Time Table,
Self Study Material,
Weekend Live Classes,
Mentorship from our Experts,
Unlimited Mock Tests and Personalized Analysis Reports,
24x7 Doubt Chat Support,.
₹ 14000/-
₹ 4999/-
Buy Now
Knockout JEE Main May 2021
Personalized AI Tutor and Adaptive Time Table,
Self Study Material,
Weekend Live Classes,
Mentorship from our Experts,
Unlimited Mock Tests and Personalized Analysis Reports,
24x7 Doubt Chat Support,.
₹ 22999/-
₹ 9999/-
Buy Now
Test Series JEE Main May 2021
Unlimited Chapter Wise Tests,
Unlimited Subject Wise Tests,
Unlimited Full Mock Tests,
Get Personalized Performance Analysis Report,.
₹ 6999/-
₹ 2999/-
Buy Now
Knockout JEE Main May 2022
Personalized AI Tutor and Adaptive Time Table,
Self Study Material,
Weekend Live Classes,
Mentorship from our Experts,
Unlimited Mock Tests and Personalized Analysis Reports,
24x7 Doubt Chat Support,.
₹ 34999/-
₹ 14999/-
Buy Now
JEE Main Rank Booster 2021
Booster and Kadha Video Lectures,
Unlimited Full Mock Test,
Adaptive Time Table,
24x7 Doubt Chat Support,.
₹ 13999/-
₹ 6999/-
Buy Now
Onto function -
If f: A
B is such that each & every element in B is the f image of at least one element in A.Then it is Onto function.
- wherein
The range of f is equal to Co - domain of f.
f(k) = 3,6,9,12,15,18
for k = 4,8,12,16,20
ways = 6 x 5 x 4 x 3 x 2 x 1 = 6!
For remaining numbers = (20-5)! = 15!
Total ways = 15! x 6!