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Thepotemich [5.8K]
3 years ago
13

How to solve question 8 d? Thanks so much. Whenever answers gets brainliest, also they used the discriminant formula.

Mathematics
1 answer:
rjkz [21]3 years ago
7 0

Answer

7.b

Step-by-step explanation:

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Which of the following could be the perimeter of a rectangle with an area of 24 square inches?
Veronika [31]

Answer: C. 20 inches

Step-by-step explanation:

perimeter= 2 x (4+6)=20 inches

7 0
2 years ago
The original price of a bicycle is $130. The sale price is 60% of the original price. What is the sale price of the bicycle?
djverab [1.8K]

Answer:

$78

Step-by-step explanation:

To find a portion of anything, you just multiply your first item by the equivalent decimal of your percent. Let's put it into action in this problem:

If your original price of your bike is $130, and you are trying to find the sale price, which is 60% (aka 0.6) of your original price. Now, like I previously mentioned, to find the portion of your price, you just want to multiply your OG price (130) by the decimal equivalent of your sale, (0.6). So 130*0.6=78

3 0
3 years ago
Is 2.81 an irrational number
nekit [7.7K]

Answer:

No.

Step-by-step explanation:

It can be written as 2 81/100 or 281/100 so it is not irrational. An irrational number is a number that cannot be written as a ratio of two numbers

5 0
3 years ago
Read 2 more answers
How do I answer this question
Gnom [1K]
First you have to make it multiplication so you flip 5/2 around and the two “2’s” will cancel each other so it will be 17/5 or 3 2/5
6 0
3 years ago
Which statement justifies that 3x² − 2x − 4 multiplied by 2x² + x − 3 obeys the closure property of multiplication?
Anna007 [38]

Step-by-step explanation:

(3x2 - 2x - 4) (2x2 + x - 3)

6x4 + 3x3 - 9x2 - 4x3 - 2x2 + 6x - 8x2 - 4x + 12

Solving like terms

6x4 - x3 - 19x2 + 2x + 12

8 0
3 years ago
Read 2 more answers
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