Question on: JAMB Mathematics - 1998

If y = 243(4x + 5)-2, find \(\frac{dy}{dx}\) when x = 1
A
\(\frac{-8}{3}\)
B
\(\frac{3}{8}\)
C
\(\frac{9}{8}\)
D
-\(\frac{8}{9}\)
Ask EduPadi AI for a detailed answer
Correct Option: A
y = 243(4x + 5)-2, find \(\frac{dy}{dx}\)

= -1944(4x + 5)-3

= 1944(9)-3

\(\frac{dy}{dx}\) when x = 1

= -\(\frac{1944}{9^3}\)

= -\(\frac{1944}{729}\)

= \(\frac{-8}{3}\)

Add your answer

Notice: Please post responsibly.

Please share this, thanks!

No responses