Solve 7425031609+254559*cos(45^circ)

$$7425031609+254559 \times \cos ( 45 ^ { \circ } )$$

Evaluate

$$\frac{254559\sqrt{2}}{2}[phone]\approx 7425211609.395112038$$

Short Solution Steps

Get the value of \cos(45) from trigonometric values table.

$$7425031609+254559\times \frac{\sqrt{2}}{2}$$

Express 254559\times \frac{\sqrt{2}}{2} as a single fraction.

$$7425031609+\frac{254559\sqrt{2}}{2}$$

To add or subtract expressions, expand them to make their denominators the same. Multiply 7425031609 times \frac{2}{2}.

$$\frac{7425031609\times 2}{2}+\frac{254559\sqrt{2}}{2}$$

Since \frac{7425031609\times 2}{2} and \frac{254559\sqrt{2}}{2} have the same denominator, add them by adding their numerators.

$$\frac{7425031609\times 2+254559\sqrt{2}}{2}$$

Do the multiplications in 7425031609\times 2+254559\sqrt{2}.

$$\frac{14850063218+254559\sqrt{2}}{2}$$