I NEED HELP PLS SOMEONE
if u cant see the photo THAAN ZOOM IN!!
sorry for capping but i need help

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long.at what angle is the sun above the horizon at that time?