How do you write 48 in scientific notation?

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c

Student price tickets to a movie are $1 and non student tickets are $2. 350 tickets are sold and the total amount made is $450. how many non student tickets were sold ? a) 100 b) 150 c) 200 d)250

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36