Domain means the values that can be used as a function's input. Since all real values of x will yield a real value of f(x), the domain is (-infinity, infinity).
Answer: y=6 i believe
Step-by-step explanation:
Answer:
The expression is 100x + 50y ≤ 800.
Step-by-step explanation:
The hip hop DJ charge for $100 per hour. Let x be number of hours of hip hop :


For rap DJ, the charge is $50 per hour. Let y be the number of hours of rap :


Given that both DJs spend a maximum of $800. So the final expression is :

You just have to write it down (7.7.7.7.7.7.7=49)
Answer:
8.69565217391 m per sec
8.7 (1dp)
Step-by-step explanation: