Datrys x(tan50)-x(tan15)=90

$$x ( \tan 50 ) - x ( \tan 15 ) = 90$$

Datrys ar gyfer x_0

$$x_{0}=\frac{639178641980700x_{1}-300000000000000000}{893163974770409}$$

Camau ar gyfer Datrys Hafaliad Llinol

Evaluate trigonometric functions in the problem

$$x 1.19175359259421 - x 0.2679491924311227 = 90$$

Lluosi -1 a 0.2679491924311227 i gael -0.2679491924311227.

$$x_{1}\times 0.19175359259421-0.2679491924311227x_{0}=90$$

Tynnu x_{1}\times 0.19175359259421 o'r ddwy ochr.

$$-0.2679491924311227x_{0}=90-x_{1}\times 0.19175359259421$$

Mae'r hafaliad yn y ffurf safonol.

$$-0.2679491924311227x_{0}=-\frac{19175359259421x_{1}}{100000000000000}+90$$

Rhannu dwy ochr hafaliad â -0.2679491924311227, sydd yr un peth â lluosi’r ddwy ochr â chilydd y ffracsiwn.

$$\frac{-0.2679491924311227x_{0}}{-0.2679491924311227}=\frac{-\frac{19175359259421x_{1}}{100000000000000}+90}{-0.2679491924311227}$$

Mae rhannu â -0.2679491924311227 yn dad-wneud lluosi â -0.2679491924311227.

$$x_{0}=\frac{-\frac{19175359259421x_{1}}{100000000000000}+90}{-0.2679491924311227}$$

Rhannwch 90-\frac{19175359259421x_{1}}{100000000000000} â -0.2679491924311227 drwy luosi 90-\frac{19175359259421x_{1}}{100000000000000} â chilydd -0.2679491924311227.

$$x_{0}=\frac{639178641980700x_{1}-300000000000000000}{893163974770409}$$

Datrys ar gyfer x_1

$$x_{1}=\frac{893163974770409x_{0}}{639178641980700}+\frac{1000000000000000}{2130595473269}$$

Camau ar gyfer Datrys Hafaliad Llinol

Evaluate trigonometric functions in the problem

$$x 1.19175359259421 - x 0.2679491924311227 = 90$$

Ychwanegu x_{0}\times 0.2679491924311227 at y ddwy ochr.

$$x_{1}\times 0.19175359259421=90+x_{0}\times 0.2679491924311227$$

Mae'r hafaliad yn y ffurf safonol.

$$0.19175359259421x_{1}=\frac{2679491924311227x_{0}}{10000000000000000}+90$$

Rhannu dwy ochr hafaliad â 0.19175359259421, sydd yr un peth â lluosi’r ddwy ochr â chilydd y ffracsiwn.

$$\frac{0.19175359259421x_{1}}{0.19175359259421}=\frac{\frac{2679491924311227x_{0}}{10000000000000000}+90}{0.19175359259421}$$

Mae rhannu â 0.19175359259421 yn dad-wneud lluosi â 0.19175359259421.

$$x_{1}=\frac{\frac{2679491924311227x_{0}}{10000000000000000}+90}{0.19175359259421}$$

Rhannwch 90+\frac{2679491924311227x_{0}}{10000000000000000} â 0.19175359259421 drwy luosi 90+\frac{2679491924311227x_{0}}{10000000000000000} â chilydd 0.19175359259421.

$$x_{1}=\frac{893163974770409x_{0}}{639178641980700}+\frac{1000000000000000}{2130595473269}$$