Which of the following is(are) the solution(s) to |x-1|=8

a. x=9
b. x=7,-9
c. x=7
d. x= -7,9

What is the equation of the following graph in vertex form? parabolic function going down from the left through the point zero comma twelve and through the point two comma zero and turning at the point four comma negative four and going up through the point six comma zero and continuing towards infinity courtesy of texas instruments a: y = (x − 4)2 − 4 b: y = (x + 4)2 − 4 c: y = (x + 2)2 + 6 d: y = (x + 2)2 + 12

Hi my sisters and brothers can tell me the answer because i don’t understand the question

Triangle knm is what is true about the sides of knm