Igot blocked from for some reason after accidently clicking on an ad then coming back to it told me i have been blocked im confused

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

Measure of angles 31 (x+4) (3x+9) me

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?