Answer:
Step-by-step explanation:
The function y = x² + 16 is positive for any value of x, hence the graph has no intersection with the x-axis and therefore has no real zero's.
If no zero's, -4 also can't be its zero.
20% de 75 es 50...<span>Es el iniciador</span>
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as the following pic you can see the answer.
#diameter is 8 so radius is 4
Well first do you parentheses and the multiply all of your exponets