simplify 7*e^{-1}

Solution

simplify

7 \cdot e^{- 1}

\frac{7}{e}

Decimal Notation

2.57515 \dots

Solution steps

7 e^{- 1}

Apply exponent rule:

a^{- 1} = \frac{1}{a}

= 7 \cdot \frac{1}{e}

Multiply fractions:

a \cdot \frac{b}{c} = \frac{a \cdot b}{c}

= \frac{1 \cdot 7}{e}

Multiply the numbers:

1 \cdot 7 = 7

= \frac{7}{e}

e^{- 2 t} (t^{3} + 1)^{2}

x^{3} \cdot (x + 3) \cdot (x - 3)^{3}

(2 x - 3)^{2}

20 \cdot π \cdot π \cdot (\frac{0.612}{3.06})^{4}

C^{3} H^{8} O^{3}