Factorize $x^{2}$ +9x+20
d^2=4(3d+7)
Factorize $x^{2}$+7x+10
y^2=4x^2
F(x)= x²+2-2 sobre x-1
151,278,414,361,389,957,120 x 2 =
g(x)=$2x^2$-10
g(x)=8
x^2-30=13x
An article was sold at a discount of 5% for cash . A costumer paid $$190$$ cash for it
find the marked price
if the customer in ...
18-11v+v^2=0
