Issolvi cos(99)/cos(33)-sin(99)/sin(33)

$$\frac{ \cos ( 99 ) }{ \cos ( 33 ) } - \frac{ \sin ( 99 ) }{ \sin ( 33 ) }$$

Evalwa

$$-\frac{14274147775665639690205403449156}{7137073887832819476834573140475}\approx -2$$

Passi tas-Soluzzjonijiet

Evaluate trigonometric functions in the problem

$$\frac{-0.15643446504023104}{0.838670567945424} - \frac{0.9876883405951377}{0.5446390350150271}$$

Espandi \frac{-0.15643446504023104}{0.838670567945424} billi timmultiplika kemm in-numeratur kif ukoll id-denominatur b'100000000000000000.

$$\frac{-15643446504023104}{83867056794542400}-\frac{0.9876883405951377}{0.5446390350150271}$$

Naqqas il-frazzjoni \frac{-15643446504023104}{83867056794542400} għat-termini l-aktar baxxi billi testratta u tikkanċella barra 64.

$$-\frac{244428851625361}{1310422762414725}-\frac{0.9876883405951377}{0.5446390350150271}$$

Espandi \frac{0.9876883405951377}{0.5446390350150271} billi timmultiplika kemm in-numeratur kif ukoll id-denominatur b'10000000000000000.

$$-\frac{244428851625361}{1310422762414725}-\frac{9876883405951377}{5446390350150271}$$

L-inqas multipli komuni ta' 1310422762414725 u 5446390350150271 huwa 7137073887832819476834573140475. Ikkonverti -\frac{244428851625361}{1310422762414725} u \frac{9876883405951377}{5446390350150271} fi frazzjonijiet bid-denominatur 7137073887832819476834573140475.

$$-\frac{1331254938790678533628944622831}{7137073887832819476834573140475}-\frac{12942892836874961156576458826325}{7137073887832819476834573140475}$$

Billi -\frac{1331254938790678533628944622831}{7137073887832819476834573140475} u \frac{12942892836874961156576458826325}{7137073887832819476834573140475} għandhom l-istess denominatur, naqqashom billi tnaqqas in-numeraturi tagħhom.

$$\frac{-1331254938790678533628944622831-12942892836874961156576458826325}{7137073887832819476834573140475}$$

Naqqas 12942892836874961156576458826325 minn -1331254938790678533628944622831 biex tikseb -14274147775665639690205403449156.

$$-\frac{14274147775665639690205403449156}{7137073887832819476834573140475}$$