Choose the expression that represents a quadratic expression.

a. 9x - 2

b. 5x^2 + 9x - 1

c. - 2x^3 + 8x^2 - 7x + 1

d. x^4 - 12x^3 + 8x^2 - 7x + 1

Many users of survey data, where numerical scales are associated with categories (i. e. 1=disagree, 2=neutral, 3=agree), treat it as interval data.

Anakin is saving for a Xbox One. He currently has $165 saved and earns $40 per week doing chores around the house. If an Xbox costs $500 plus 10% sales tax, how long will it take for him to save that amount?

Mrs Hanes is planning a field trip. there are 6 groups of 10 students going. How many students are going on the field trip?

Determine whether 42 is divisible by 2,3,5, and/or 10

Simplify the expression 4 (2+9x-1)

Write 4.1 - 3 using words

The eights of the students in ms. Mill's class ride the bus. if there are 24 students in the class, how many students ride the bus? Explain how to use equivalent frations to solve

When a product of intergers has an even number of negative factors then the sign of the product is what

Use full sentences to describe why the product of x^3 and x^7 is x^10

What is the domain? y = - 3x2+4x-6