Given cot
⁡
A
=
5
12
cotA=
12
5
​
and that angle
A
A is in Quadrant I, find the exact value of
cos
⁡
A
cosA in simplest radical form using a rational denominator.

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step-by-step explanation:

77

step-by-step explanation:

step-by-step explanation:

your mom

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

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y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation: