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Simplify 2x 2 - y for x = 3 and y = -2.

Simplify 2x 2 - y for x = 3 and y = -2.
asked 34.8k views
1 vote
Simplify 2x 2 - y for x = 3 and y = -2.

asked
User Ashok Kuvaraja
by
8.2k points

1 Answer

4 votes

Answer:

20

Explanation:

Given

2x² - y ← substitute x = 3 and y = - 2 into the expression

= 2(3)² - (- 2)

= 2(9) + 2

= 18 + 2

= 20

answered
User Kazinov
by
8.9k points
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