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Popular >

1*sin(45)

Solution

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

Solution

\frac{2}{2}

+1

Decimal Notation

0.70710 \dots

Solution steps

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

Use the following trivial identity:

sin (4 5^{\circ}) = \frac{2}{2}

sin (4 5^{\circ})

sin (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} sin (x) 0 \frac{1}{2} \frac{2}{2} \frac{3}{2} 1 \frac{3}{2} \frac{2}{2} \frac{1}{2} 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} sin (x) 0 - \frac{1}{2} - \frac{2}{2} - \frac{3}{2} - 1 - \frac{3}{2} - \frac{2}{2} - \frac{1}{2}

= \frac{2}{2}

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

Simplify

= \frac{2}{2}

Popular Examples

5 \cdot arctan (12 0^{\circ})

arcsin(0.44125)

arcsin (0.44125)

(cos^4(pi/4))/4

\frac{cos ^{4} ( \frac{π}{4} )}{4}

sin (0.51)

sin (0.57)

Frequently Asked Questions (FAQ)

What is the value of 1*sin(45) ?
The value of 1*sin(45) is (sqrt(2))/2