Which of the following is the value of a when the function f(x)= 3|x| written in the standard form of an absolute value function? –1 –3 1 3

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)

Anyone know these questions? i need ,.

Novak gives 9 packs of paper to a group of 5 students. if the group shares the paper equally how many packs of paper does each student get. write the a answer as a mixed number