Answer:
135 meters
Step-by-step explanation:
h = 60t - 5t²
t is in seconds and it says to find out the height after 3 seconds
Sub the value '3' into 't'
h = 60(3) - 5(3)²
h = 180 - 5(9)
h = 180 - 45
h = 135 m
I think I only know the answers to 4 and 5 :)
5 = 9a + 12b
4 = subtraction
Answer:
20m, 10m, 30, 180, 290, 300, 20. i think.
Step-by-step explanation:
Answer3.2837377392:
Step-by-step explanation:
Answer:
x<2
Step-by-step explanation:
I didnt feel like typing it out but the explanation is in the picture hope this helps :)