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o-na [289]
3 years ago
9

If x+y = 12 and xy = 14, find the value of (x2 + y2).

Mathematics
2 answers:
Strike441 [17]3 years ago
7 0

Answer:

24

Step-by-step explanation:

If x+y=12, x2+y2 must be double this. 12×2=24

11Alexandr11 [23.1K]3 years ago
3 0

Answer:

Substitute x + y = 12 and xy = 14 in the above expansion, we get, Therefore, the value of is equal to 116.I think

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Answer:

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Step-by-step explanation:

We don't know what your introduction tells you, but the above-listed operations are ones I choose to use a calculator for. I also use a calculator for ordinary arithmetic, such as division by numbers with 2 digits or more. (It is simply faster and requires no scratch paper.)

If statistical calculations are not done with a calculator, they at least require the availability of suitable tables.

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3 0
3 years ago
Triangle ABC is an isosceles with a base AC. The base angles are 60 degrees. Find the length of the base and the length of the a
lisabon 2012 [21]

Answer:

base =5   because all angles=60, so an equilateral triangle

height=4.33

Step-by-step explanation:

height^2+1/2(5)^2=5^2

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height^2=18.75

height=4.33

8 0
3 years ago
Which equation represents this line in point slope form -3,4 -3,4
spin [16.1K]

Answer: <em>I think the answer is 5</em>

Step-by-step explanation:

6 0
3 years ago
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There are 10 soccer teams at the sunnydale soccer league. Each team will play every other team once. How many games will there b
ollegr [7]
It’s either 40 or 5 games because it says that each team will play every other team once
5 0
3 years ago
What is the value of these coins?
Alborosie

Answer:

$2.39

Step-by-step explanation:

4 pennies=4

2 nickels=10

10 dimes=100

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$2.39

3 0
3 years ago
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