It costs $4 to enter the fair. each ride costs $2.50. you have $21.50, how many rides can you go on?

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i

If mary had 320 toy cars and she gave her friend 50 cars and then she gave her brother 72 more cars how much toy cars would mary have left ● explain with proper details

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?