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EleoNora [17]
3 years ago
15

Factorize 7√​2 k^2 - 10k - 4√2 ​ ​​

Mathematics
1 answer:
d1i1m1o1n [39]3 years ago
5 0

Answer:

7k√​2 - 10k - 4√​2

Step-by-step explanation:

Factor the polynomial.

Factor : One of two or more expressions that are multiplied together to get a product.

Polynomial : An algebraic expression consisting of one or more summed terms, each term consisting of a constant multiplier and one or more variables raised to integral powers.

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You need to buy some chicken for dinner tonight. You found an ad showing that the store across town has it on sale for $2.79 a p
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Answer:

B) Going to the close store is cheaper.

Step-by-step explanation:

Cost of going to the next town:

(8.3mi/22mi) × $3.79 = $1.43

Cost of going to the close store:

(2.3mi/22mi) × $3.79 = $0.40

3 0
3 years ago
In the last draw, the grand prize was won. If there are three winners, each would have received $ 720,000; if there are four win
larisa86 [58]

Answer:

b) 15 winners

Step-by-step explanation

if 3 winners get $720,000 each that means there is $2,160,000 total. So if each winner gets $144,000 each that means there are 15 winners.

(2,160,000/ 144,000)

5 0
3 years ago
Micah made a scale model of the Empire State building.The building has an actual height of 381 meters. Micah’s model used a scal
Marysya12 [62]

<em>Answer:</em>

<em>1cm = 50 </em>

<em>2 cm = 50 x 2 </em>

<em>3cm = 50 x 3 </em>

<em>and the inverse:50m = 50/50 = 1cm </em>

<em>100m = 100/50 = 2cm </em>

<em>150m = 150/50 = 3cm </em>

<em>381m = 381/ </em>

3 0
3 years ago
Give the domain and range.
Ymorist [56]

Answer:Graphs of inverse functions have a domain and range just like any other graph of a function. The domain of an inverse function is the range of the original, and the range of an inverse function is the domain of an original.

Step-by-step explanation:

7 0
3 years ago
A unit of electricity costs 13.2 pence. On average, tanya uses 90 units of electricity per week. She pays for her bill in 12 wee
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Her electricity bill will be of 14256 pence.

<em><u>Explanation</u></em>

On average, Tanya uses 90 units of electricity per week.

So, the <u>total units of electricity in 12 weeks</u> will be: (90*12)=1080 units

One unit of electricity costs 13.2 pence.

Thus, <u>the total cost for 1080 units</u> will be:  (13.2*1080)pence= 14256 pence.

So, her electricity bill will be of 14256 pence.

7 0
3 years ago
Read 2 more answers
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