Question

X sinA=5 and 7 cosec A = 6 sec A,
then the value of x is​

Answer 1

Step-by-step explanation:

Solution

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Correct option is

A

1

cosecA+sinA=5

5

1

cosecA+sinA=

5

26

Squaring both sides,

cosec

2

A+sin

2

A+2cosecA×sinA=

25

26×26

cosec

2

A+sin

2

A+2=

25

676

cosec

2

A+sin

2

A=

25

676−60

cosec

2

A+sin

2

A=

25

626

cosec

2

A+sin

2

A=25

25

1

Answer 2

Answer:

x is hypotenuse then x =

$\sqrt{85}$