Question

10x²+3x-4=0 me ajudem pfvr

Answer 1

Formula de baskara
Delta=b2-4ac
X=b+-raiz de delta/2a
V=(3)2-4×10×(-4)
V=9+160
V=169
X=3+-raiz de 169/2×10
Raiz de 169=13
X=3+-13/20
X=3+13/20=16/20=4/5
X2=3-13/20=-10/20=-1/2ou-0,5