kyragirl3883 kyragirl3883

01-01-2024
Mathematics

contestada

The value of λ for which the circle x² + y² + 2λx + 6y + 1 = 0 intersects the circle x²+y²+4x+2y=0 orthogonally, is
a. 11/8
b. -1
c. -5/4
d. 5/2

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