Which expression represents the algebraic phrase “negative 3.9 less than one third of a number”? StartFraction n over 3 EndFraction minus (negative 3.9) StartFraction n over 3 EndFraction minus 3.9 StartFraction negative 3.9 over 3 EndFraction + n StartFraction 3.9 over 3 EndFraction minus (negative n)

Aright triangle includes one angle that measures 30º. what is the measure of the third angle? a. 30º b. 90º c. 60º d. 130º

Find two numbers if their sum is 91 and the ratio is 6: 7?

Kilgore trout creates a new scale to diagnose depression. however, his scale only assesses one symptom of depression while ignoring others. which of the following is his new scale most likely lacking? a) test-retest reliability b) discriminant validity c) criterion validity d) alternate-forms reliability e) content validity f) none of the above