9514 1404 393
Answer:
D. None
Step-by-step explanation:
If one of these is true for all values of k, we can see it for k=1.
r = 1² +3·1 +9 = 13
This value is not even, not divisible by 3, and not the square of an integer.
None of the offered statements about r is true.
Answer:
The option D)
and
is correct
Step-by-step explanation:
Given that Sam is an artist, and he wants to purchase frames to display his work at home.
He wants to frame no fewer than 10 of his pieces, and he can spend a maximum of $225. Large frames cost $24, and medium frames cost $18.
<h3>To find the system of inequalities can Sam use to determine the number of large frames, x, and medium frames, y, that he can purchase to meet his needs :</h3>
Let x be the large frames cost
Therefore 
Let y be the medium frames cost
Therefore 
Sam's Spend amount is 
We can write the system of the given condition by


<h3>Therefore the option D)

and

is correct</h3>
Yes they are
. 90/150= 3/5
so 45/75 and 3/5.
Answer:
mike did i think im super sooooo sorry if im wrong
Step-by-step explanation:
Undefined
infinity is undefined.
Anything multiplied by infinity is undefined
Hope I helped!
~ Zoe