Answer:
k=4
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
two negative numbers multiplied together makes a positive number. so there could not be 1,3, or 5 negative numbers, but there could be 0,2, or 4 negative numbers.
Answer: f(x^-1) = x/5 - 3/5
Step-by-step explanation:
1. Replace f(x) with y
2. Swap the positions of x and y to make x = 5y + 3
3. Solve for y by subtracting 3 from both sides and dividing each side by 5