Lutasin ang left(sin(45cos(30))right)^2/1+tan(45)

$$\frac{ { \left( \sin ( 45 \cos ( 30 ) ) \right) }^{ 2 } }{ 1+ \tan ( 45 ) }$$

I-evaluate

$$0.19777578330595143395958799081122$$

Mga Hakbang ng Solution

Evaluate trigonometric functions in the problem

$$\frac{0.6289289042585838 ^ {2}}{1 + \tan(45)}$$

Kalkulahin ang 0.6289289042585838 sa power ng 2 at kunin ang 0.39555156661190286791917598162244.

$$\frac{0.39555156661190286791917598162244}{1+\tan(45)}$$

Kunin ang halaga ng \tan(45) mula sa talahanayan ng trigonometric values.

$$\frac{0.39555156661190286791917598162244}{1+1}$$

Idagdag ang 1 at 1 para makuha ang 2.

$$\frac{0.39555156661190286791917598162244}{2}$$

I-expand ang \frac{0.39555156661190286791917598162244}{2} sa pamamagitan ng pag-multiply sa parehong numerator at denominator ng 100000000000000000000000000000000.

$$\frac{39555156661190286791917598162244}{200000000000000000000000000000000}$$

Bawasan ang fraction \frac{39555156661190286791917598162244}{200000000000000000000000000000000} sa pinakamabababang term sa pamamagitan ng pag-extract at pag-cancel out sa 4.

$$\frac{9888789165297571697979399540561}{50000000000000000000000000000000}$$