Math, asked by asmi53, 6 months ago

If p = -2 ,q = -1 and r =3

Q.) p² + q² - r²​

Answers

Answered by Anonymous
1

Step-by-step explanation:

according to question

p2+q2-r2

(-2)२+(-1)२-(3)

4+1-3

5-3

2

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Answered by varunbikkina
0

Answer:

-4

Step-by-step explanation:

First we have to substitute the values:

= (-2)^{2} + (-1)^{2} - 3^{2}

Then we square all the values:

= 4 + 1 - 9

Then using BODMAS we have to solve it:

= 5 - 9

= -4

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