Answer:
14%
Step-by-step explanation:
A change from 50 to 57 represents a positive change (increase) of 14%
Percent change =
× 100%
× 100% = 14

I used the Pythagorean formula, which is a² + b² = c².
a² and b² are the two side legs while c² is the hypotenuse.
One of the side is 42 - 8 = 34 cm.
Multiplication property; distribution property of an exponent. Multiply exponents together, then distribute the ¨( )¨
Answer:
f(5)=-1
Step-by-step explanation: