X + y + z =1
x^2 + y^2 + z^2 =35
X^3 + y^3 + z^3 =97 find x , y. z
1 answer
there are 45 students in a class and 27 are girls, express the number of boys as a percentage of the number of girls
x^2 + y^2 + z^2 =35
X^3 + y^3 + z^3 =97 find x , y. z
1 answer