
Let's solve ~




Here, we have got a constant number, therefore for any value of x it will be 76
Therefore, derivative of 76x + 1 at x = 1 is 76
4.50 × 2 = 9.00
4.50 ÷ 2 = 2.25
9.00 + 2.25 = 11.25
$11.25
Answer:
2. There are 5 students 14 years old 7 grade
18 . it's increasing by 5 every time so the next one after 23 is 28