What is the value of 3(2.5)+sin(2.5)-e^{2.5} ?

The value of 3(2.5)+sin(2.5)-e^{2.5} is -4.08402…

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3(2.5)+sin(2.5)-e^{2.5}

3 (2.5) + sin (2.5) - e^{2.5}

- 4.08402 \dots

Solution steps

3 (2.5) + sin (2.5) - e^{2.5}

Refine to a decimal form

= - 4.08402 \dots

arccos (\frac{1}{2 \cdot 29})

cos^{2} (\frac{π}{11}) - sin^{2} (\frac{π}{11})

99 tan (5 0^{\circ})

\frac{cos ( 4 0 ^{\circ} )}{cos ( 5 0 ^{\circ} )}

arcsin (cos (- \frac{π}{2}))

What is the value of 3(2.5)+sin(2.5)-e^{2.5} ?
The value of 3(2.5)+sin(2.5)-e^{2.5} is -4.08402…