Démontrer que x²-4x+5=(x-2)²+1 ; en déduire que x²-4x+5=0 n'a pas de solution

In trapezoid efgh, m∠gfe=63∘. identify m∠ghe. !

Jordan rides his bike 6 7/15 miles every day to deliver newspapers and to go to and from school. if his ride to and from school is 4 3/10 miles, how many miles is the trip to deliver newspapers? 1 1/3 1 1/6 2 1/6 2 4/5

How many zeros does the function f(x)=4x3-x2+1 have