Question

If x and y are positive real numbers and 3x + 4y = 5, then the greatest value of 16x²y³ is
a) 2
b) 3
c) 4
d) 5

plzz answer with complete steps and explaination
because i have the ans key but don't know how to solve it.

Answer 1

The Answer is b) 3

Hope It Helps You!

Answer 2

Answer:

$\huge\bold\red{Answer}$

If x and y are positive real numbers and 3x + 4y = 5, then the greatest value of 16x²y³ is

a) 2