What is the value of -(-9)? Explain your reasoning.
2 answers:
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Answer:
Step-by-step explanation:
Given:
Solve for:
Solution:
Step 1: Select the formula to solve for
There are some ways to solve quadratic equations.
One of the simple way (if possible) is performing the factorization.
Another way is using the quadratic formula.
Here, we are going to use factorization.
Step 2: Perform factorization
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Hope this helps!
:)
Answer:
Step-by-step explanation:
you have a special triangle 30-60-90
the ration in this traingle is x, x , 2x, where 2x is the hypothenuse
the hypothenuse is 12
x=12/2=6
the other leg is 6=10.39