Answer:
495
Step-by-step explanation:
From 12, choose 4:
₁₂C₄ = 12! / (4! (12−4)!)
₁₂C₄ = 12! / (4! 8!)
₁₂C₄ = 495
Answer:
we have
Complete the square. Remember to balance the equation by adding the same constants to each side
Rewrite as perfect squares
Square Root both sides
substitute
therefore
the answer is
the solutions are
or
or
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RStep-by-step explanation:
Answer:
(f(x) g(x)) = 
all real numbers
Step-by-step explanation:
(f(x) g(x)) = 
= 
via FOIL
Assuming yo mean
k²-4k-21
factor by doing
what 2 numbers multipily to get -21 and add to get -4?
-7 and 3
(k-7)(k+3) is factored
Answer:(1/6)3
or 1/216
Step-by-step explanation:
You have a 1/6 chance of getting the first number.1/6
chance of the second and so on. Is it just
(16)3
