IDNLearn.com: Your trusted platform for finding precise and reliable answers. Discover the information you need from our experienced professionals who provide accurate and reliable answers to all your questions.
Answer:
C) 20
Step-by-step explanation:
3^4−21/3
Convert the exponent to a number
=81−21/3
Subtract
=60/3
Simplify
=20
It's always okay if your not sure about something
keep on trying :D