100 miles/4 hours = 25 miles per hour
Answer:
12.6cm
Step-by-step explanation:
Answer:
f(x) = -4x² + 19x - 18
Step-by-step explanation:

i) If it is translated 2 units in the positive x direction, therefore we use f(x-2)

f(x) = 2x² - 9.5x + 6
If it is then translated 3 units in the positive y, we add 3 to the input function to get:

ii) stretched vertically by a factor of 2, we multiply the function by 2 to get:

iii) reflected across the x-axis
we multiply the parent function by –1, to get a reflection about the x-axis.

Answer:
69
Step-by-step explanation:
Use the 3x-2 and take it out
Answer:
Matt's team
Step-by-step explanation:
Sarah's team finished in 1 hour and 30 min
Matt's team finished in 1 hour and 15 min