Question

Simplify
3^-2 × -2^3​

Answer 1

`\huge\boxed{\boxed{\color{silver} \sf- (8)/(9)}}`

Explanation:

to understand this

you need to know about:

• law of exponent
• PEMDAS

tips and formulas:

• 
  `{x}^( - n) < = > \frac{1}{ {x}^(n) }`

let's solve:

`{3}^( - 2) * { - 2}^(3)`

`\frac{1}{ {3}^(2) } * - 2 * - 2 * - 2`

`( 1)/(9) * - 8`

`- (8)/(9)`

Answer 2

Explanation:

3^-2 × -2^3

1/3²×-2³

1/9×-8

-8/9