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tangare [24]
3 years ago
6

Which expression is a trinominal a) x+y-13 b)4xy c) 4x^3 d) x^3-x^2+7x+5

Mathematics
1 answer:
VikaD [51]3 years ago
6 0

Answer:

a.) x + y - 13

Step-by-step explanation:

Trinomial = an expression with three terms

(tri- means three)

Answer choice a has three terms:

x, y, and -13

Therefore, it is the correct answer.

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✨6 Grade Math✨ PLEASE HELP I RLLY DONT GET IT
ratelena [41]

Answer:

a. 12s + 19j - 3

36 + 28 - 3 = 61

b.

Shirt (per unit cost):

Before Discount: $12

After Discount: $12 - $3 = $9

Jeans (pair cost):

Before Discount: $19

After Discount: $19 - $3 = $16

(12-3)s + (19-3)j

27 + 32 =  $59

8 0
3 years ago
Please help me answer this question
Oliga [24]

Answer:

B

Step-by-step explanation:


7 0
3 years ago
I need help with these please... anyone?
Svetlanka [38]
The total measure of the interior angles of each figure will be:

180 (n-2) = 180 (4 - 2) = 360

Now add all those angles and set them equal to 360.

41 + 133 + 86 + x = 360

x is the unknown angle.

260 + x = 360
x = 100

The missing angle that is Not labeled in any of the figure is 100°

Hope this helps :)
8 0
3 years ago
Explain why 3/4 of 16 is the same as 3 x 16 divided by 4<br> Please Help
pogonyaev

Answer:

<em>I know that 3/4 is 75%, and I also know that 3 times 16 is 48. Since I divide 48 by 4, it is the same as multiplying 4 by 3, knowing that it is 25% of 16.</em>

Step-by-step explanation:

Since 3/4 is a fraction, all fractions can be converted into decimals.

3/4 is also known as 75%, which can be simplified into 0.75 in decimal terms.

Now that you know that 3/4 can be simplified to 0.75, you now need to take that 0.75, and multiply it by 16. You can use a calculator to do this, or you could work it out on a sheet of paper.

An easy way to do this, is to know that 25%, (0.25) of 16 is 4. This is because 4 times 4 is 16. Knowing this, if you are looking for 75% of 16, (0.75) you can multiply 4 by 3, knowing that it is 75% of 16.

The answer to that is 12.

3 x 16 = 48 and if you take 48 and divide it by 4, you will get 12.

You can explain this by writing; <em>I know that 3/4 is 75%, and I also know that 3 times 16 is 48. Since I divide 48 by 4, it is the same as multiplying 4 by 3, knowing that it is 25% of 16.</em>

7 0
3 years ago
Can somebody help me simplify these problems please?
Mazyrski [523]
1: answer: 4^6 ( reduce the fraction with 4^3)

2: answer: 1 ( any nonzero expression raised to the power of 0 equals 1 )

3: answer 3^8
steps: (3^2)^4 = 3^2×4 ( to raise a power to another Power multiply the exponents)
3^2×4 = 3^8 ( multiply the 2 and the 4 exponent to get a 8 as a exponent )
7 0
3 years ago
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