Vocabulary
What is the number infront of a variable called?
Coefficient
How many terms are in 3x+5?
Two
Simplify 2x + 4x - 5
6x - 5
Expand 2(x + 3).
2x + 6
Simplify (2x + 3) + (x + 4)
3x + 7
What is polynomial with one term called
Monomial
How many terms are in 4x3+2x+1?
Three
Simplify 3x + 5 + 2x + 4?
5x + 9
Expand 3x(x + 4)
3x2 + 12x
Simplify (5x + 6) - (2x + 1).
3x + 5
What is a polynomial with two terms called?
What is the degree of 3x2 + 4x + 1?
2
Simplify 7x2 + 3x - 2x2 + X
5x2 + 4x
Expand (x + 2)(x + 3)
x2 + 5x + 6
What happens when you add two positive terms together?
You get a positive answer
What are terms in a polynomial that have the same variables raised to the same exponents called?
Like terms
What is the degree of 7x4 + 3x2 + 2?
4
Simplify 4x2 + 3x + 2x + 5x
4x2 + 10x
Expand 3x(2x+5)
6x2 + 15x
Which operation requires you to change the signs inside the second set of brackets? addition or subtraction
Subtraction
What is the highest exponent of a variable in a polynomial called?
Degree
is 3x2 + 2x-1 + 5 a polynomial? Why or why not?
No because a variable cannot have a negative exponent in a polynomial
Simplify 7x2 + 4x - 3 + 2x2 - 6x + 8
9x2 - 2x + 5
Expand (2x + 3)(x + 4)
2x2+ 11x + 12
Calculate (3x2 + 4x) + ( 2x2 + 6x)
5x2 + 10x