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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 numbers.

1. X=2 Y= -1_____________________________? = 14
2. X=0 Y=2.5__________________________? = 1.665
3. X= -1 Y= -3____________________________? = -1
4. X= .5 Y= -1/10__________________________? = 9.17
5. X= 3/4 Y= 2/5_________________________? = -11.25
6. X= Square root of 2 Y= Square root of 2______? = 0.44

User Kuhnroyal
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1 Answer

4 votes
1.=-1
2.=-11.25
3.=14
4.=0.44
5.=1.665
6.=9.17
User Rick Suggs
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9.1k points