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Justus4215
11.01.2020 •
Mathematics
Determine dy/dx in terms of t and evaluate it at the given value of t for the following parametric curves.a. x = 3 sin t, y = 2 cos t; t = pi/4b. x = 3t, y = 2t^3 ; t = 1do you just do dx/dtheta then dy/dtheta and divide dy/dtheta by dx/dtheta? then plug in value?
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Ответ:
Step-by-step explanation:
You are correct. dy/dx = (dy/dt) / (dx/dt)
x = 3 sin t
dx/dt = 3 cos t
y = 2 cos t
dy/dt = -2 sin t
dy/dx = (-2 sin t) / (3 cos t)
dy/dx = -⅔ tan t
t = π/4
dy/dx = -⅔ tan(π/4)
dy/dx = -⅔
Ответ:
B-Cienna should have interviewed all the students in the school to get more accurate data.
Step-by-step explanation:
THERE'S NOTHING REALLY MUCH TO EXPLAIN
HOPE THIS IS THE RIGHT ANSWER AND GOOD LUCK!!