1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Arada [10]
3 years ago
12

Substitute the values of x and y into the expression -3x 2 + 2y 2 + 5xy - 2y + 5x 2 - 3y 2. Match that value to one of the numbe

rs.
1. x = 2, y = -1

9.17

2. x = 0, y = 2.5

1.665

3. x = -1, y = -3

-11.25

4. x = 0.5, y =

14

5. x = , y =

-1

6. x = √2, y = √2

0.44
Mathematics
1 answer:
seropon [69]3 years ago
5 0
X = 2, y = -1  Answer = -1
x = 0, y = 2.5  Answer = -11.25
x = -1, y = -3   Answer = 14
x = 0.5, y = -0.1 (one tenths)  Answer = 0.44
x = 0.75 (three quarters), y = 0.4 (two fifths)  Answer = 1.665
x = 1.41 (sqareroot of 2), y = 1.41 (sqareroot of 2)  Answer = 9.17

I hope this helps!
You might be interested in
Two trains are traveling at a constant seed on different tracks Which train is traveling faster
EleoNora [17]

Answer:

Whichever train has the greatest numbers

Step-by-step explanation:

4 0
3 years ago
Can someone help me with question 9
Troyanec [42]

Please refer the pictures below-

Hence the area of the road is 9600m2

8 0
3 years ago
Determine if the expression - x^3 y^5 / 3 is a polynomial or not. If it is a polynomial, state the type and degree of the polyno
kykrilka [37]

Answer:

it is not a polynomial it has no degree either .. and we only classify polynomials in accordance with their degrees

4 0
2 years ago
Is the quotient of two irrational numbers sometime, always, or never irrational number?
Varvara68 [4.7K]
Sometimes, because if you divide irrational numbers by itself it'll just equal 1, otherwise you would get an irrational number.
7 0
2 years ago
Help I need this by tomorrow
creativ13 [48]

not very clear queation

5 0
3 years ago
Read 2 more answers
Other questions:
  • What is 65.536 rounded to the nearest whole number
    14·2 answers
  • Identify whether the problem is a percent increase or a percent decrease. Your $1000 investment earned 5% interest.
    13·1 answer
  • HEELPPP how do I solve this equation please do it step by step ​
    8·2 answers
  • Lori writes this sentence:   Three times a number is equal to the number increased by six.   Which equation represents Lori's se
    14·1 answer
  • What are the solutions of 2x2- 6x+5=0?
    14·1 answer
  • For what interval is the function f(x) = x^2 increasing? Is it [0,infinity) or (0, infinity)?
    13·1 answer
  • The area of a rectangular wall of a bar is 108 square feet. Its length is 6 feet longer than twice its width. Find the length an
    5·1 answer
  • Is 0.3/0.9 rational?
    12·2 answers
  • What is the perimeter of the triangle?<br> units
    12·1 answer
  • Find the approximate area of a circle that has a diameter of 11 inches. Round your answer to the nearest hundredth
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!