Math 9

Second-degree polynomial equation

• Quadratic formula

• Quadratic equation

How do we arrange the formula of quadratic equation?

• Ascending power

• In linear terms

• Descending power

Give me the a,b,c of 5x^2+10x-3=0

• a= -5, b= -10, c= 0

• a= 5, b=10, c=-3

• a= -5, b= -10, c=3

_______ numbers that are real numbers that cannot be represented as a simple fractions

• Imaginary, unequal

• Irrational, unequal

• Rational, equal

• Rational, unequal

A number that is expressed in terms of the square root of a negative number

• imaginary

• Equal, rational

• Unequal, irrational

Any number which can be presented in the form of p/q (fraction form)

• Rational, equal

• irrational

• Imaginary, equal

• Unequal, Irrational

What does " D>0" mean?

• Unequal, rational

• Unequal, Irrational

What is the correct formula of finding the sum of roots?

• -b/a

• C/a

What is the correct formula of finding the product of roots?

• -C/a

• C/a

• B/a