56 57 and 58 are the three numbers that work
Answer:
40 minutes
Step-by-step explanation:
10 times 4 = 40
8 times 5 = 40
so they will cross paths after 40 minutes of riding
The first question, it is decreasing because the slope is negative.
Answer:
y = (x + 1.5)^2 + 1.75.
Step-by-step explanation:
y = x^2 + 3x - 4
Completing the square:-
y = (x + 1.5)^2 - (1.5)^2 - 4
y = (x + 1.5)^2 - 2.25 + 4
y = (x + 1.5)^2 + 1.75 (answer).
