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Popular >

simplify (2+1)e^{-2}

Solution

simplify

(2 + 1) e^{- 2}

Solution

\frac{3}{e ^{2}}

+1

Decimal Notation

0.40600 \dots

Solution steps

(2 + 1) e^{- 2}

Apply exponent rule:

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

= \frac{1}{e ^{2}} (2 + 1)

Add the numbers:

2 + 1 = 3

= 3 \cdot \frac{1}{e ^{2}}

Multiply fractions:

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

= \frac{1 \cdot 3}{e ^{2}}

Multiply the numbers:

1 \cdot 3 = 3

= \frac{3}{e ^{2}}

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1.1 \cdot 1 0^{- 7}

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3 x (3 x)

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0.5 \cdot 1 0^{- 31}

Frequently Asked Questions (FAQ)

What is (2+1)e^{-2} ?
The solution to (2+1)e^{-2} is 3/(e^2)