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Tema [17]
2 years ago
12

A 3-quart carton costs $2.79, while a 4-quart carton costs $3.88. Which is the better buy and why?

Mathematics
1 answer:
skad [1K]2 years ago
8 0

Answer: the 4 quart is a better buy

Step-by-step explanation:

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CAN SOMEONE HELP ME PLEASE
beks73 [17]

Answer:

x squared

Step-by-step explanation:

x exponent 4 can be written like this:

x*x*x*x

*=multiply

you can then divide it by x 3 times and... ye.

If you think my answer is good can you maybe give me brainliest? I am trying to achieve virtuoso rank.

4 0
2 years ago
Mary's total bill for a used car is $2,700.00. If she pays an equal amount each month for an entire year, how much will she have
nasty-shy [4]

Answer:

  $225

Step-by-step explanation:

When Mary pays the cost in 12 equal payments, each is 1/12 of the total amount.

__

  1/12 × $2700 = $225

Mary will have to pay $225 each month.

4 0
1 year ago
The keyboard of a piano has 88 keys. Generate the equivalent prime factorization of 88.
Verdich [7]

Answer:

11 x 2^3 =11 x 2 x 2 x 2 = 88

Step-by-step explanation:

88

<u>11</u> 8

   <u>2</u> 4

      <u>2</u> <u>2</u>

<u />

Use a factor tree it helps a lot :0).

8 0
3 years ago
PLZ PLZ HELP ITS URGENT!!!! 
arlik [135]
Given:
Equilateral triangle: height = 2.6 inches ; base or side length = 3 inches
Rectangle: length = 6 inches ; width = 3 inches

1 name plate has 2 equilateral triangle and 3 rectangles.
Surface area of an equilateral triangle = √3/4 * a² = √3/4 * 3² = 3.9 in²

3.9 in² x 2 = 7.8 in²

Surface area of a rectangle = 6 in * 3 in = 18 in²

18 in² x 3 = 54 in²

7.8 in² + 54 in² = 61.8 in²

61.8 in² x 30 nameplates = 1,854 in²  Choice A.
7 0
3 years ago
Which products result in a perfect square trinomial? Select three options.
Kazeer [188]

Answer:

Second option: (xy+x)(xy+x)

Third option: (2x-3)(-3+2x)

Fifth option: (4y^2+25)(25+4y^2)

Step-by-step explanation:

By definition, a perfect square trinomial can be obtained by squaring binomials.

Then:

(a+b)^2=(a+b)(a+b)=a^2+2ab+b^2\\\\(a-b)^2=(a-b)(a-b)=a^2-2ab+b^2

Knowing this, to obtain a perfect square trinomial, the binomials that you multiply must be equals.

Therefore, the products result in a perfect square trinomial are:

(xy+x)(xy+x)=(xy+x)^2=(xy)^2+2(xy)(x)+x^2=x^2y^2+2x^2y+x^2

(2x-3)(-3+2x)=(2x-3)^2=(2x)^2-2(2x)(3)+3^2=4x^2-12x+9

(4y^2+25)(25+4y^2)=(4y^2+25)^2=(4y^2)^2+2(4y^2)(25)+25^2=16y^4+200y^2+625

8 0
3 years ago
Read 2 more answers
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