Find the derivative of y frac x 7 - x 5 x 4 - JAMB Mathematics 2008 Question
Find the derivative of \(y=\frac{x^7 - x^5}{x^4}\)
A
x(x2-1)
B
3x(x2-1)
C
3x2-1
D
7x6-5x4
correct option: c
\(y=\frac{x^7 - x^5}{x^4}\\
y = \frac{x^7}{x^4} \div \frac{x^5}{x^4}\\
y = x^3 - x \\
\frac{dy}{dx} = 3x^2 - 1\)
Please share this, thanks:
Add your answer
No responses