Question

ALGEBRAIC EXPRESSION -
2y² + 3 - x² (if x = 1, y=2)​

Answer 1

Answer:

10

Step-by-step explanation:

As adding the given values,

the question will be 2×2²+3-1²

2×4+3-1

8+3-1

11-1

10

MRK ME AS BRAINLIEST

Answer 2

$2 {y}^{2} + 3 - {x}^{2} \\ = 2 {(2)}^{2} + 3 - {(1)}^{2} \\ = 2 \times 4 + 3 + 1 \\ = 8 + 3 + 1 \\ = 12$

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