What is the value of (csc(45)csc(30))/(tan(45)sec(45)) ?

The value of (csc(45)csc(30))/(tan(45)sec(45)) is 2

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(csc(45)csc(30))/(tan(45)sec(45))

\frac{csc ( 4 5 ^{\circ} ) csc ( 3 0 ^{\circ} )}{tan ( 4 5 ^{\circ} ) sec ( 4 5 ^{\circ} )}

2

Solution steps

\frac{csc ( 4 5 ^{\circ} ) csc ( 3 0 ^{\circ} )}{tan ( 4 5 ^{\circ} ) sec ( 4 5 ^{\circ} )}

Use the following trivial identity:

csc (4 5^{\circ}) = 2

csc (4 5^{\circ})

csc (x)

periodicity table with

36 0^{\circ} n

cycle:

x 0 3 0^{\circ} 4 5^{\circ} 6 0^{\circ} 9 0^{\circ} 12 0^{\circ} 13 5^{\circ} 15 0^{\circ} csc (x) Undefiend 22 \frac{2 3}{3} 1 \frac{2 3}{3} 22 x 18 0^{\circ} 21 0^{\circ} 22 5^{\circ} 24 0^{\circ} 27 0^{\circ} 30 0^{\circ} 31 5^{\circ} 33 0^{\circ} csc (x) Undefiend - 2 - 2 - \frac{2 3}{3} - 1 - \frac{2 3}{3} - 2 - 2

= 2

Use the following trivial identity:

csc (3 0^{\circ}) = 2

csc (3 0^{\circ})

csc (x)

periodicity table with

36 0^{\circ} n

cycle:

x 0 3 0^{\circ} 4 5^{\circ} 6 0^{\circ} 9 0^{\circ} 12 0^{\circ} 13 5^{\circ} 15 0^{\circ} csc (x) Undefiend 22 \frac{2 3}{3} 1 \frac{2 3}{3} 22 x 18 0^{\circ} 21 0^{\circ} 22 5^{\circ} 24 0^{\circ} 27 0^{\circ} 30 0^{\circ} 31 5^{\circ} 33 0^{\circ} csc (x) Undefiend - 2 - 2 - \frac{2 3}{3} - 1 - \frac{2 3}{3} - 2 - 2

= 2

Use the following trivial identity:

tan (4 5^{\circ}) = 1

tan (4 5^{\circ})

tan (x)

periodicity table with

18 0^{\circ} n

cycle:

x 0 3 0^{\circ} 4 5^{\circ} 6 0^{\circ} 9 0^{\circ} 12 0^{\circ} 13 5^{\circ} 15 0^{\circ} tan (x) 0 \frac{3}{3} 13 \pm \infty - 3 - 1 - \frac{3}{3}

= 1

Use the following trivial identity:

sec (4 5^{\circ}) = 2

sec (4 5^{\circ})

sec (x)

periodicity table with

36 0^{\circ} n

cycle:

x 0 3 0^{\circ} 4 5^{\circ} 6 0^{\circ} 9 0^{\circ} 12 0^{\circ} 13 5^{\circ} 15 0^{\circ} sec (x) 1 \frac{2 3}{3} 22 Undefined - 2 - 2 - \frac{2 3}{3} x 18 0^{\circ} 21 0^{\circ} 22 5^{\circ} 24 0^{\circ} 27 0^{\circ} 30 0^{\circ} 31 5^{\circ} 33 0^{\circ} sec (x) - 1 - \frac{2 3}{3} - 2 - 2 Undefined 22 \frac{2 3}{3}

= 2

= \frac{2 \cdot 2}{1 \cdot 2}

Simplify

\frac{2 \cdot 2}{1 \cdot 2} : 2

\frac{2 \cdot 2}{1 \cdot 2}

Multiply:

1 \cdot 2 = 2

= \frac{2 2}{2}

Cancel the common factor:

2

= 2

= 2

6 \cdot sin (4 5^{\circ})

- e^{2} sin (0)

100 cos (3 7^{\circ})

sec (arccot (\frac{4}{5}))

cos (0.4 π)

What is the value of (csc(45)csc(30))/(tan(45)sec(45)) ?
The value of (csc(45)csc(30))/(tan(45)sec(45)) is 2