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amaraea
31.08.2020 •
Mathematics
Find the differential of each function. (a) y = tan( 7t ) dy = Incorrect: Your answer is incorrect. (b) y = 4 − v2 4 + v2 dy =
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Ответ:
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
Ответ:
C) slope of line AB is congruent to the slope of line DF