The correct answer for this equation is x^4 + 6x^3 - 12x - 72<span>
You just square root the numbers in the square root sign and take away the square root. Then you simply from top to bottom. Hope this helps :D
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<u>ANSWER</u>

<u>EXPLANATION</u>
When a quadratic equation is in the vertex form,

the equation of axis of symmetry is simply

The given quadratic equation is

We can rewrite this as

We now compare to

We have

Therefore equation of axis of symmetry is:

Answer: The moving of decimal to the left is a shortcut to the operation of multiplying number by decimal numbers
Step-by-step explanation:
the power of 10 that is involved in converting the measurements of pete is -4, so he needs to multiply the measurement by 10^-4 to convert it.