Show that (n+3)2 - (n-3)2 is an even number for all positive interger values of n
2 answers:
As both parts of the expression are multiplied by two, Both parts will be even numbers. When subtracting an even number from an even number the answer will always be even. Example: let n=1 (odd number) (1+3)2- (1-3)2 4*2-(-2)2 8-(-4) 8+4 12
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Answer:
4.5 hours
Step-by-step explanation:
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1 spends 2/9
1.5 spends 3/9
2 spends 4/9
2.5 spends 5/9
3 spends 6/9
3.5 spends 7/9
4 spends 8/9
4.5 spends 9/9 or 1 full battery
brainlyist
Answer:
(0,1) and (2,7)
Step-by-step explanation:
put the values of x in the equation
36 divided by 4 = 9 so then you take 3 times 9 which is 27 so the answer isg=27
Answer:
i > 4
Step-by-step explanation:
6i - 54 > 6 (3 - 2i)
6i - 54 > 18 - 12i
6i + 12i > 18 + 54
18i > 72
i > 4
Answer: y= 3/2x+8
Step-by-step explanation: