d(t)=2t^2. [5,9]
The average rate of change is calculated by the formula: d(t2) - d(t1) / t2 - t1
So plug in 5 as t1 and 9 as t2.
d(9) - d(5) / 9 - 5 =
(2×81) - (2×25) / 9 - 5 =
162 - 50 / 4 =
112 / 4 = 28
The average speed is 28 feet.
Hi there
The answer is 2/144 which simplifies to 1/72
hope this helps and you rate me good
Answer:
154 sweets
Step-by-step explanation:
Adrian, Ben and Charlie share some sweets in the ratio 5:2:7 and Charlie got 22 more sweets than Adrian.
Let the total number of sweets be x.
Then Adrian gets:
And Charlie gets:
It was given that Charlie got 22 more sweets than Adrian.
This implies that:
Multiply through by 14:
Group similar terms;
Answer:
60480
Step-by-step explanation: