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Simplify the expression:
[tex]\[ (-2) \times (-2)^3 \][/tex]


Sagot :

Let's solve the expression [tex]\((-2) \times (-2)^3\)[/tex] step by step.

Step 1: Evaluate the exponentiation
First, we need to solve the exponentiation part of the expression, [tex]\((-2)^3\)[/tex]. To do this, we multiply [tex]\(-2\)[/tex] by itself three times:

[tex]\[ (-2) \times (-2) \times (-2) \][/tex]

Multiplying two negative numbers, we have:

[tex]\[ (-2) \times (-2) = 4 \][/tex]

Next, we multiply this result by [tex]\(-2\)[/tex]:

[tex]\[ 4 \times (-2) = -8 \][/tex]

Thus, [tex]\((-2)^3 = -8\)[/tex].

Step 2: Multiply by [tex]\(-2\)[/tex]
Now, we need to multiply the result from the first step by [tex]\(-2\)[/tex]:

[tex]\[ (-2) \times (-8) \][/tex]

Multiplying a negative number by another negative number gives a positive result:

[tex]\[ (-2) \times (-8) = 16 \][/tex]

So, the final result of the expression [tex]\((-2) \times (-2)^3\)[/tex] is:

[tex]\[ \boxed{16} \][/tex]