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Sergeu [11.5K]
3 years ago
13

LOAD OF QUESTIONS:

Mathematics
1 answer:
yawa3891 [41]3 years ago
8 0

Answer:

36 k8−13k6−64k4+30k2

correct answer

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Use the table of probabilities to answer questions 1-3
lora16 [44]

Answer:

what

Step-by-step explanation:

8 0
2 years ago
Add up the answer first to see of these correct or incorrect, if incorrect explain why it is not equal.
Stells [14]

Answer:

1) incorrect

2) incorrect

Step-by-step explanation:

-2x-2x = 0 ?

-2x -2x = -4x

It will be 0 only if x = 0.

Not always true, so incorrect

x+x = x² ?

2x = x²

They will be equal if x = 0 or 2.

Not always true so incorrect

8 0
3 years ago
3 folders cost $2.91.<br> Which equation would help determine the cost of 2 folders?
-Dominant- [34]

Answer:

194

Step-by-step explanation:

2/3X=291

x=194

8 0
2 years ago
What is the cost of 3.5kg of pork at $7.99/kg?
Veronika [31]

It is given in the question that cost of pork is $7.99/kg.

It means cost of 1 kg pork is $7.99.

Cost of 2 kg of pork is

=2*7.99 = $15.98

And cost of 3 kg of pork is

= $7.99*3 = $23.97

Therefore cost of 3.5 kg of pork is

= 3.5*7.99 = $27.965

3 0
3 years ago
Mark is painting the ceiling of a square room. If the area he paints is 400 sq. feet, what are the dimensions of the room?
Sedbober [7]

Answer:

20 by 20

Step-by-step explanation:

square root of 400 is 20

20 times 20 = 400

7 0
2 years ago
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