Question

6. Find the value of algebraic expression 2x² + y- 5 when x =
X=-1 y =1​

Answer 1

Answer:

$2 ({ - 1})^{2} + (1) - 5$

$- 2 + 1 - 5$

$- 6$

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Answer 2

Answer:

2(-1) ^2+1-5

=2(1) +1-5

=2-4

=-2