Math, asked by shivaygaming01, 4 months ago

पी इज इक्वल टू माइनस टू क्यू इज इक्वल टू वन एंड आर इज इक्वल टू 3 फाइंड द वैल्यू ऑफ
2p²-q²+3r² find the value
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Answers

Answered by mathdude500
3

Answer:

p = - 2

q = 1

r = 3

 {2p}^{2}  -  {q}^{2}  +  {3r}^{2}  \\  = 2 {( - 2)}^{2}  -  {1}^{2}  + 3 {(3)}^{2}  \\ 8 - 1 + 27 \\  = 34

Answered by sarthak134119
2

Answer:

given \\ p = -  2 \\q = 1 \\ r = 3 \\ 2 {p}^{2}  -  {1}^{2}  + 3 {r}^{2}  \\ 2( { - 2}^{2} ) - 1 + 3 \times ( {3}^{2} ) \\ 2 \times 4 - 1 + 3 \times 9 \\ 8 - 1 + 27 \\ 7 + 27 \\ 34 \:  \:  \:  \:  \:  \:  \:   \:  \: ans

hope it's helpful

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