Which of the following is the correct factored form of the given equation?

4x^2-25=0

a.(4x - 5)(x + 5) = 0
b.(2x - 5)(2x + 5) = 0
c.2(x - 5)^2= 0

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. there were 250 student tickets sold . true or false .

Which one ? is the answer and how to find this answer

If a and −a are numbers on the number line, which expression must give the distance between them? a) 0 b) a c) |2a| d) |a|