Answer:
Step-by-step explanation:
Let 'm' denotes the mass of helicopter, 'g' denotes the gravity and 'a' denotes the acceleration.
We know that
Put
So,
Also, as per Newton's second law,
Put
So,
We know that the lift force is the sum of the gravitational force and the force of motion.
Easy calculator will always help! happy to help u :)
Answer:
pretty sure it's A. (4, -4)
Find the product:
3j^2-4j-6j-8
Simplify:
3j^2-10j-8