Sagot :
ax²+b+c=0
ax (exponent of 2) plus b plus c equals zero
x²-x-196=0
x²-x-196=(x-14)(x+14)
setting each linear factor to zero, we get:
x-14=0 x+14=0
x=14 x= -14
ax (exponent of 2) plus b plus c equals zero
x²-x-196=0
x²-x-196=(x-14)(x+14)
setting each linear factor to zero, we get:
x-14=0 x+14=0
x=14 x= -14