OWAOWAOWAWAO OWA OWA I KNOW YOU READ THIS SMH ATLEAST READ IT 15 points ill mark you brainlist, 5 stars, and a thank you heart, with a thank you comment. please help me

dum b comments will be reported.

The axis of symmetry for the graph of the function f(x)=1/4^2+bx +10 is x=6. what is the value of b?

Ahomeowner plans to hang wallpaper on one wall of a bedroom that is 10 feet long if a stripe of wallpaper is 20 inches wide and stripes or hung vertically how many stripes on wall paper with the homeowner required

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie