Answer:
Square I think
Step-by-step explanation:
Answer:
A
Step-by-step explanation:
trust
Answer:

Step-by-step explanation:
Given;
(a) y = tan (7t)
let u = 7t
y = tan(u)
du/dt = 7
dy/du = sec²(u)

(b)

let u = 4 - v²
du/dv = -2v
let v = 4 + v²
dv/du = 2v

The problem ask to choose among the following choices the side do the angles PQR and angle RQS have in common where as both of them are an adjacent angles and the best answer would be QR and RQ. I hope you are satisfied with my answer and feel free to ask for more
Answer:
Collins walked an average of 8.3 miles per hour