Question

resolva delta e baskara
x (x+3)-40=0

Answer 1

*Bhaskara

x (x+3)-40=0

x²+3x-40=0

Δ= 3²-4*1*(-40)

Δ= 9+160

Δ=169

-3+13/2 = 5

-3-13/2 = 8

Espero ter ajudado!!!