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Với mỗi ánh xạ f dưới đây hãy tìm f⁻¹(1) a) f: R->R x->f(x)=x²+4x-5 b) f:R\0->R x->f(x)=x³+1/x³+x+1/x

Với mỗi ánh xạ f dưới đây hãy tìm f⁻¹(1) a) f: R->R x->f(x)=x²+4x-5 b) f:R\0->R x->f(x)=x³+1/x³+x+1/x
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1 vote
Với mỗi ánh xạ f dưới đây hãy tìm f⁻¹(1)

a) f: R->R x->f(x)=x²+4x-5
b) f:R\0->R x->f(x)=x³+1/x³+x+1/x

User Idungotnosn
by
7.9k points

1 Answer

1 vote

Answer:

a.

Explanation:

answer ko dyan is letter a ehh

User Tanmoy Bhowmick
by
7.0k points
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