Which translation maps the vertex of the graph of the function f(x)=x2 onto the vertex of the function g(x)=-8x+x2+7

What is not true about kl and mn? what is mn? (show your work)

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6