Given : a= 5^c We know that 1^c≈57^∘ ⇒ 5^c≈285^∘ This lies in 4^th quadrant, so nbsp; 5^c 0 ...

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Standard XI

Mathematics

Circular Measurement of Angle

If a = 5c, th...

Question

If $a = cot 5^{c}$ , then

Name: JEE- Grade 11- Mathematics- Trigonometric Functions- Session 04- D01
Uploaded: 2022-07-04T10:36:42+05:30
Description: Given : a= 5^c We know that 1^c≈57^∘ ⇒ 5^c≈285^∘ This lies in 4^th quadrant, so nbsp; 5^c 0 ...

a > 0

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a < 0

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a = 0

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none of these

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Solution

The correct option is B $a < 0$
Given : $a = cot 5^{c}$
We know that $1^{c} \approx 57^{\circ}$
$\Rightarrow 5^{c} \approx 285^{\circ}$
This lies in $4^{th}$ quadrant, so
$cot 5^{c} < 0$

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Circular Measurement of Angle

Standard XI Mathematics

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If a=cot5c, then

The correct option is B a<0Given : a=cot5c We know that 1c≈57∘ ⇒5c≈285∘ This lies in 4th quadrant, so cot5c<0

If $a = cot 5^{c}$ , then

The correct option is B $a < 0$
Given : $a = cot 5^{c}$
We know that $1^{c} \approx 57^{\circ}$
$\Rightarrow 5^{c} \approx 285^{\circ}$
This lies in $4^{th}$ quadrant, so
$cot 5^{c} < 0$