Evaluating a Trigonometric Expression In Exercises 41-46, find the exact value of the trigonometric expression given that sin u = − 3 5 , where 3 π / 2 < u < 2 π , and cos v = 15 17 , where 0 < v < π / 2 . sec ( v − u )
Evaluating a Trigonometric Expression In Exercises 41-46, find the exact value of the trigonometric expression given that sin u = − 3 5 , where 3 π / 2 < u < 2 π , and cos v = 15 17 , where 0 < v < π / 2 . sec ( v − u )
Solution Summary: The author explains the difference formula of cosine, which is used to find the exact value of the trigonometric functions.
Evaluating a Trigonometric Expression In Exercises 41-46, find the exact value of the trigonometric expression given that
sin
u
=
−
3
5
, where
3
π
/
2
<
u
<
2
π
, and
cos
v
=
15
17
, where
0
<
v
<
π
/
2
.
Use Euler's method to numerically integrate
dy
dx
-2x+12x² - 20x +8.5
from x=0 to x=4 with a step size of 0.5. The initial condition at x=0 is y=1. Recall
that the exact solution is given by y = -0.5x+4x³- 10x² + 8.5x+1
Find an equation of the line tangent to the graph of f(x) = (5x-9)(x+4) at (2,6).
Find the point on the graph of the given function at which the slope of the tangent line is the given slope.
2
f(x)=8x²+4x-7; slope of the tangent line = -3
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