Lutasin ang 127/2*sin(78^circ)

$$\frac{ 127 }{ 2 \times \sin ( 78 ^ { \circ } ) }$$

I-evaluate

$$\frac{79375000000000000}{1222684500917257}\approx 64.918627774$$

Mga Hakbang ng Solution

Evaluate trigonometric functions in the problem

$$\frac{127}{2 \cdot 0.9781476007338056}$$

I-multiply ang 2 at 0.9781476007338056 para makuha ang 1.9562952014676112.

$$\frac{127}{1.9562952014676112}$$

I-expand ang \frac{127}{1.9562952014676112} sa pamamagitan ng pag-multiply sa parehong numerator at denominator ng 10000000000000000.

$$\frac{1270000000000000000}{19562952014676112}$$

Bawasan ang fraction \frac{1270000000000000000}{19562952014676112} sa pinakamabababang term sa pamamagitan ng pag-extract at pag-cancel out sa 16.

$$\frac{79375000000000000}{1222684500917257}$$

I-factor

$$\frac{127 \cdot 2 ^ {12} \cdot 5 ^ {16}}{7 \cdot 43891 \cdot 3979613461} = 64\frac{1123191941295552}{1222684500917257} = 64.91862777392936$$