Lutasin ang 12*98-0275*7*98*cos(37)-7*98*sin(37)/19

$$\frac { 12 \times 98 - 0275 \times 7 \times 98 \times \cos ( 37 ) - 7 \times 98 \times \sin ( 37 ) } { 19 }$$

I-evaluate

$$\frac{3815774470588474331}{95000000000000000}\approx 40.166047059$$

Mga Hakbang ng Solution

Evaluate trigonometric functions in the problem

$$\frac{12 \cdot 98 - 0 \cdot 275 \cdot 7 \cdot 98 \cdot 0.7986355100472928 - 7 \cdot 98 \cdot 0.6018150231520483}{19}$$

I-multiply ang 12 at 98 para makuha ang 1176.

$$\frac{1176-0\times 275\times 7\times 98\times 0.7986355100472928-7\times 98\times 0.6018150231520483}{19}$$

I-multiply ang 0 at 275 para makuha ang 0.

$$\frac{1176-0\times 7\times 98\times 0.7986355100472928-7\times 98\times 0.6018150231520483}{19}$$

I-multiply ang 0 at 7 para makuha ang 0.

$$\frac{1176-0\times 98\times 0.7986355100472928-7\times 98\times 0.6018150231520483}{19}$$

I-multiply ang 0 at 98 para makuha ang 0.

$$\frac{1176-0\times 0.7986355100472928-7\times 98\times 0.6018150231520483}{19}$$

I-multiply ang 0 at 0.7986355100472928 para makuha ang 0.

$$\frac{1176-0-7\times 98\times 0.6018150231520483}{19}$$

I-subtract ang 0 mula sa 1176 para makuha ang 1176.

$$\frac{1176-7\times 98\times 0.6018150231520483}{19}$$

I-multiply ang 7 at 98 para makuha ang 686.

$$\frac{1176-686\times 0.6018150231520483}{19}$$

I-multiply ang 686 at 0.6018150231520483 para makuha ang 412.8451058823051338.

$$\frac{1176-412.8451058823051338}{19}$$

I-subtract ang 412.8451058823051338 mula sa 1176 para makuha ang 763.1548941176948662.

$$\frac{763.1548941176948662}{19}$$

I-expand ang \frac{763.1548941176948662}{19} sa pamamagitan ng pag-multiply sa parehong numerator at denominator ng 10000000000000000.

$$\frac{7631548941176948662}{190000000000000000}$$

Bawasan ang fraction \frac{7631548941176948662}{190000000000000000} sa pinakamabababang term sa pamamagitan ng pag-extract at pag-cancel out sa 2.

$$\frac{3815774470588474331}{95000000000000000}$$

I-factor

$$\frac{23 \cdot 101 \cdot 3666119 \cdot 9143887 \cdot 7 ^ {2}}{19 \cdot 2 ^ {15} \cdot 5 ^ {16}} = 40\frac{15774470588474368}{95000000000000000} = 40.166047058826045$$