Proportional us the correct answer
Use exp/log functions to rewrite y as

One of the properties of logarithms lets us bring down the exponent, so

Now take the derivative of both sides with respect to x. By the chain and quotient rules,

Simplify:

Answer:
Jaden received: $45
Step-by-step explanation:
$63 : 7 = 9 => $9 * 5 = $45
Answer:
60 is the area
Step-by-step explanation:
you just mult 12x5
Answer:
The perimeter is 14 cm
The area is 10 cm squared
Step-by-step explanation: