Rachael is a nurse. She earns 12 vacation days after working 768 hours. How many hours does Rachael need to work to earn 1 vacat
2 answers:
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The additive inverse of a complex z is a complex number 
so that
Finding
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Tags: <em>complex number additive inverse opposite algebra</em>
Finding
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Tags: <em>complex number additive inverse opposite algebra</em>
If Angie and her friends ate 3/4 of a pizza, that means that 1/4 is left.
Joe ate 2/3 of 1/4 of a pizza. To find out how much he ate, multiply 1/4 by 2/3.
because you multiply fractions straight across.
Your answer is 2/12 or <em>1/6 of the pizza</em>
Joe ate 2/3 of 1/4 of a pizza. To find out how much he ate, multiply 1/4 by 2/3.
Your answer is 2/12 or <em>1/6 of the pizza</em>
Given:
The equation is
To find:
The number of roots and discriminant of the given equation.
Solution:
We have,
The highest degree of given equation is 2. So, the number of roots is also 2.
It can be written as
Here, .
Discriminant of the given equation is
Since discriminant is , which is greater than 0, therefore, the given equation has two distinct real roots.