1.) It is an expression that is made up of one or more terms joined by + or – signs.
a.) algebraic expression
b.) mathematical sentence
c.) numerical expression
d.) verbal expression
2.) It is a part of an algebraic expression that has a fixed value.
a.) constant
b.) phrase
c.) term
d.) variable
3.) How many variable/s is/are there in the expression x^2y^3z
a.) 0
b.) 1
c.) 2
d.) 3
4.) What is the simplest form of the numerical expression 5 + (16/4) - 2^3?
a.) -
b.) -1
c.) 1
d.) 7
5.) Which of the following expressions are monomial with degree 2?
i) 2x^2 + 2x
ii) 2x^2
iii) x^2
iv) 2x
a.) i and ii
b.) ii and iii
c.) ii and iv
d.) iii and iv
6.) What is the numerical coefficient in the expression -a^2b?
a.) 2
b.) 1
c.) 0
d.) -1
7.) What is the value of the expression of 2x – 3, if x=5?
a.) -7
b.) -1
c.) 1
d.) 7
8.) If x=1 and y=-1, what is the value of the expression 3x^2 – 3y^2?
a.) 0
b.) 6
c.) 8
d.) 12
9.) What is the value of the expression 2x+y-6, when x=-2 and y=3?
a.) -7
b.) -2
c.) 1
d.) 7
10.) Evaluate: 3(a + 2b), if a=5 and b=5.
a.) -15
b.) 15
c.) 25
d.) 45
11.) Identify the polynomial that is equivalent to 4 – 6v – 7v^2?
a.) 7v^2+6v-4
b.) 4 + 7v^2–6v
c.) -7v^2-6v+4
d.) -7v^2-4+6v
12.) Which terms are similar?
i) -5x
ii) -5x^2
iii) 2x
iv) 2x^5
a.) i and ii
b.) i and iii
c.) ii and iii
d.) ii and iv
13.) What is the correct name of the given polynomial: 3xy^2 – 4x + 3y + 9
a.) monomial
b.) binomial
c.) trinomial
d.) multinomial
14.) Express the polynomial in standard form: 9 - 8m^2 + 3m – 8m^3
a.) -8m^2 + 3m – 8m^3 + 9
b.) 3m – 8m^3 + 9 - 8m^2
c.) 8m^3 - 8m^2 + 3m – 9
d.) -8m^3 - 8m^2 + 3m –9
15.) Add the polynomials. (2x + 5y) + (– 2y + 3x)
a.) 3x + 5y
b.) 5x + 3y
c.) 5x - 3y
d.) 7xy + xy
16.) Simplify each expression. (6b^3 + 6 – b^4) - (8b^3 – 6b^4 + 2)
a.) 4b^4 – 2b^3 + 7
b.) b^4 – 2b^3 + 7
c.) 5b^4 – 2b^3 + 4
d.) 5b^4 – 2b^3 + 7
17.) Subtract (4x^2 – 5 + 6x) from (3x – 7x^2 + 2)
a.) -11x^2 + 3x - 7
b.) -11x^2 – 9x - 3
c.) -11x^2 – 3x + 7
d.) 11x^2 + 3x - 7
18.) Write an expression for the perimeter in simplest form.
a.) 3x + 3
b.) 3x + 5
c.) 3x^3 + 18
d.) 3x + 9
19.) Write an expression for the perimeter in simplest form.
a.) 4x + 24
b.) x^2 - 12x
c.) 4x - 24
d.) 2x^2 – 24x
20.) If the length of a rectangle is 5x2 + 3x + 6 and its width is 7x + 9, what is the perimeter of this rectangle?
a.) 20x^2 + 20x + 30
b.) 10x^5 + 20x + 30
c.) 10x^2 + 2x + 3
d.) 10x^2 + 20x + 30