Issolvi xsqrt{40}+3cos(4)=70

$$x \sqrt { 40 } + 3 \cos ( 4 ) = 70$$

Solvi għal x

$$x = \frac{335036539246102637 \sqrt{10}}{100000000000000000} = 10\frac{59478563398076930}{1 \times 10^{17}} \approx 10.594785634$$

Passi biex Issolvi l-Ekwazzjoni Lineari

Evaluate trigonometric functions in the problem

$$x \sqrt{40} + 3 \cdot 0.9975640502598242 = 70$$

Iffattura 40=2^{2}\times 10. Erġa' ikteb l-għerq kwadrat tal-prodott \sqrt{2^{2}\times 10} bħala l-prodott tal-għeruq kwadrati \sqrt{2^{2}}\sqrt{10}. Ħu l-għerq kwadrat ta' 2^{2}.

$$x\times 2\sqrt{10}+3\times 0.9975640502598242=70$$

Immultiplika 3 u 0.9975640502598242 biex tikseb 2.9926921507794726.

$$x\times 2\sqrt{10}+2.9926921507794726=70$$

Naqqas 2.9926921507794726 miż-żewġ naħat.

$$x\times 2\sqrt{10}=70-2.9926921507794726$$

Naqqas 2.9926921507794726 minn 70 biex tikseb 67.0073078492205274.

$$x\times 2\sqrt{10}=67.0073078492205274$$

L-ekwazzjoni hija f'forma standard.

$$2\sqrt{10}x=67.0073078492205274$$

Iddividi ż-żewġ naħat b'2\sqrt{10}.

$$\frac{2\sqrt{10}x}{2\sqrt{10}}=\frac{67.0073078492205274}{2\sqrt{10}}$$

Meta tiddividi b'2\sqrt{10} titneħħa l-multiplikazzjoni b'2\sqrt{10}.

$$x=\frac{67.0073078492205274}{2\sqrt{10}}$$

Iddividi 67.0073078492205274 b'2\sqrt{10}.

$$x=\frac{335036539246102637\sqrt{10}}{100000000000000000}$$