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Oliga [24]
3 years ago
5

(9x+7)(9x-7) what's the answer

Mathematics
2 answers:
MrRa [10]3 years ago
8 0
They cancel each other out because one is + and the other is -.
EastWind [94]3 years ago
4 0

81x^2 - 49. The middle terms cancel out because of the opposing signs, but the answer is 81x^2 - 49

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Please helppp ;-; how do you determine the end behavior of a function?
Karolina [17]

Answer:

End Behavior of a Function. The end behavior of a polynomial function is the behavior of the graph of f( x ) as x approaches positive infinity or negative infinity. The degree and the leading coefficient of a polynomial function determine the end behavior of the graph.

Step-by-step explanation:

3 0
3 years ago
Jayden made 4 cups of hot chocolate. He drank 2 2/3 cups. How much hot chocolate did he have left?
VMariaS [17]

Answer:

1 1/3 cups of hot chocolate left

Step-by-step explanation:

4-2=2

2-2/3= 1 1/3

7 0
3 years ago
Read 2 more answers
8(3 – 2x)+ 4(3x – 2)=-16 <br>Can someone solve for x? please​
castortr0y [4]

Answer: x = 8

Step-by-step explanation:

8(3-2x) + 4(3x - 2) = -16

expanding the equation , we have

24 - 16x +12x - 8 = -16

16 - 4x = -16

collecting the like terms

4x = 32

x = 32/4

x = 8

4 0
4 years ago
I NEED HELP 11POINTS
baherus [9]

Answer:

500=2.5x+200

x=the amount of desserts.

500-200=2.5x

300=2.5x

x=120

Step-by-step explanation:

8 0
3 years ago
What is the nth term rule of the linear sequence below?<br><br> 6, 13, 20, 27, 34, . . .
nignag [31]

Answer:

7n - 1

Step-by-step explanation:

notice that the difference between adjacent terms is 7.

so nth term is given by:

nth term = first term + (n-1)×difference (n is any number)

= 6 + (n-1)7

= 6+ 7n -7

= 7n - 1

hope this helps :-))

3 0
3 years ago
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