Answer: 61.92751306414704
Step-by-step explanation:
Answer:

Step-by-step explanation:
Let

Differentiating y with respect to x

where a and b are constants
Answer:120
Step-by-step explanation:
calculate the sum of the negetive numbers 3x-40
=120
Sum of Interior Angles of any poligon, where n is the number of sides: =
(n-2) × 180°
---------------------
(7 - 2) * 180° =
5 * 180 =
900°
[d]