I only know the answer to the first one and i think its (x^4)3^7= 2187x^4 im not sure. It might be wrong.
Answer: 1. True 2. True 3. False. Number 4 True
Step-by-step explanation: PLS GIVE ME BRAINIEST
Answer:
f(x)=237x/421x-515
Step-by-step explanation:
B the number of people is quantity or quantitative
You follow bedmas (brackets, exponents,division,multiplication,addition,subtraction). First comes the brackets so you do (60 divided by 10) which is 6. You still have (6) which means you have to multiply it by 2. So you get 12. Now you got rid of the brackets so you can solve the rest. 90-12-4= 74.