Question

if a+1/a= -2 then find a^2+1/a^2​

Answer 1

Answer:

a + 1/a = -2

squaring on both sides

a² + 1/a² + 2(a)(1/a) = 4

a² + 1/a² + 2 = 4

=> a²+1/a² = 2

Answer 2

Answer:

${a }^{2} + { \frac{1}{a} }^{2} = 4$

and that is the answer I hope ot is help you