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Katen [24]
3 years ago
11

which of the following expressions is positive for any value of a: a^2+4,(a+8)^2, 5a^2+2,a+13,(a-4)^2+4,(a+10)^2-1

Mathematics
2 answers:
yawa3891 [41]3 years ago
8 0
There is no way to answer this. No elimination or substitution method would solve this. Sorry.
andrey2020 [161]3 years ago
4 0

Answer:

I am not sure this is a real math equation

Step-by-step explanation:

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Y=3x-8 in function notation
julia-pushkina [17]

To write it in function notation you'll convert it into a function, substituting y by f(x):


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BioTeacher101

3 0
3 years ago
Please help me if you can ​
IRISSAK [1]

Answer:

8π in

64π mm²

Step-by-step explanation:

The circumference of a circle is equal to 2πr, where r is the radius.

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