Math, asked by pritisingh17101982, 11 months ago

3. If p = -2, q= -1 and r = 3, find the value of. 2p2-q2+3r2

Answers

Answered by sumant73

2

Answer:

2 × (-2) ^2 - (-1) ^2 + 3 × (3)^2

2 × 4 - 1 + 3 × 9

8 -1 +27

35 - 1

34

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