Answer:
<h2>The answer is 10</h2>
Step-by-step explanation:
The formula for finding the combination of two given positive numbers is given by
<h3>

</h3>
Where n and r are positive numbers
From the question we have
5 C 3
<u>Simplify</u>
That's
<h3>

</h3>
We have the final answer as
<h3>10</h3>
Hope this helps you
Answer:

Step-by-step explanation:
- Let the denominator be x
- So, numerator = x - 2
- According to the given condition: when 1 is subtracted from numerator and denominator both, the resulting new rational number in its simplest form is

Answer:
DB = 13 cm
Step-by-step explanation:
ΔCAB ≅ ΔDBA by ASA, so CA ≅ DB by CPCTC.
CA = 13 cm, so DB = 13 cm.
Square root each side
x-5=positive/negative 9
x=14, and -4