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Korolek [52]
3 years ago
5

Find the difference. (k2−7k+2)−(k2−12)

Mathematics
1 answer:
Ostrovityanka [42]3 years ago
3 0

Answer:

-7k + 14

Step-by-step explanation:

(k² - 7k + 2) - (k² - 12)

k² - 7k + 2 - k² + 12

k² - k² - 7k + 2 + 12

-7k + 14

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if it is a square, then it is a quadrilateral

Step-by-step explanation:

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2 years ago
2x^2-5xy-y^3 if x=-3, and y=-2
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2x^2-5xy-y^3 if x=-3, and y=-2

2(-3)^2- 5(-3)(-2) -(-2)^3

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8 0
3 years ago
What is the largest number you can form from the numbers $2,5,8,9,10$ and the operations $\times,+,+,-$, and exactly one pair of
Levart [38]

Answer:

The largest number is 218.

Step-by-step explanation:

The given numbers are 2,5,8,9,10, given operations are ×,+,+,- and exactly one pair of parentheses.

We need to find the largest number which can be form by using given information.

We know that multiplication of two lager numbers is greater than their addition.

We need to multiply 10 and sum of 9,8,5. To get the largest number we have subtract the smallest number.

So, the largest possible number is defined by the expression

10\times (9+8+5)-2

10\times (22)-2

220-2

218

Therefore, the largest number is 218.

6 0
3 years ago
40lb<br> is what percent of 75lb
Travka [436]

Answer:

53/100

Step-by-step explanation:

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7 0
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Step-by-step explanation:

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