in hij the measure of j=90 the measure of i=60 and jh = 80 feet. find the length of ij to the nearest tenth of a foot.

If (x + 8) is a factor of f(x), which of the following must be true? both x = –8 and x = 8 are roots of f(x). neither x = –8 nor x = 8 is a root of f(x). f(–8) = 0 f(8) = 0