Well.. instead of k he could have put 7. He should know that x and y are cut in half of their original values.
Hope I helped you!
Answer:
i'm confused
Step-by-step explanation:
Answer
Sorry! number 12 is 2
Step-by-step explanation:
Answer:
x = 77 ft
Step-by-step explanation:
55 ÷ 45 = 1.222222222
1.222222222 x 63 = 77
For this we almost have the following equation:

We must match the equation to zero:

From here, we clear the value of t.
We have then:

We discard the negative root because we are looking for time:
Answer:
it will take him to reach the ground about:

seconds