Exploring Radicals and Quadratic Equations

What is the result of simplifying the square root of 49?

• 8

• 7

• 49

• 6

Why is it necessary to remove square roots from the denominator in a fraction?

• To increase the value

• To make it look better

• To simplify the expression

• To reduce calculation time

What is the simplified form of the square root of 36?

• 6

• 18

• 36

• 12

How can you simplify the expression 2 square root of 30 over 6?

• 1 square root of 30 over 3

• 2 square root of 30 over 6

• Square root of 5

• None of these

What is the general form of a quadratic equation?

• x^2 + bx + c = 0

• ax^2 + bx + c = 0

• ax^2 + bx = c

• ax + bx^2 = c

How do you solve a quadratic equation with a missing middle term?

• By graphing

• By adding a term

• By factoring

• By taking the square root

What is the result when solving the equation x^2 = 9?

• 3

• -3

• Both 3 and -3

• None of these

What do you need to do if a quadratic equation is missing a constant term?

• Factor out the greatest common factor

• Nothing special is needed

• Add a constant term

• Use the quadratic formula

What method is used to solve a quadratic equation when the leading coefficient is not one?

• Factoring by grouping

• Graphing

• Using the quadratic formula

• Completing the square

What is the correct factorization for the quadratic equation 2x^2 + 13x + 20 = 0?

• (x + 2)(2x + 10)

• (2x + 5)(x + 4)

• (2x + 4)(x + 5)

• None of these