Question

p=-2, q=-1 r=3
So
p²+q²-r² ??
help mee​

Answer 1

Answer:

Given

P= -2, q = -1 and r = 3

Finding value of p ^2 + q^2 - r^2

-2^2 + -1^2 - 3^2

4 + 1 -9

5-9

-4

-4 is your answer

hope it will help you.

Answer 2

Answer:

${p}^{2} + {q}^{2 } - {r}^{2}$

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

$4 + 1 - 9$

$5 - 9$

$- 4$