Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • NCERT
  • Find the slope of the tangent to the curve y = 3 x ^ 4 - 4 x at x = 4

1. Find the slope of the tangent to the curve y = 3 x ^4 - 4x \: \: at \: \: x \: \: = 4

Answers (1)

best_answer

Given curve is,
y = 3 x ^4 - 4x
Now, the slope of the tangent at point  x =4  is given by
\left ( \frac{dy}{dx} \right )_{x=4} = 12x^3 - 4
                      = 12(4)^3-4
                      = 12(64)-4 = 768 - 4 =764
                      
 

Posted by

Gautam harsolia

View full answer

Crack CUET with india's "Best Teachers"

  • HD Video Lectures
  • Unlimited Mock Tests
  • Faculty Support
cuet_ads

Similar Questions

Trending Articles/News

anam-khan

CBSE practical exams 2026 will be cancelled over non-compliance with guidelines, says board

Latest Question