6. it is the expanded form of 4a².
a. 4a*4a
b. 4*a*a
c. 4*a*4*a
d. 4*4*a

7. what are the variables in the given algebraic expression of 2a+4b+7

a. 2,4,7
b. 2a, 4b
c. a, b
d. 7

8. the numerical coefficients of the expression 4m³ -2mn.

a. 4&2
b. 2,3&4b
c. a, b
d. 7

9. _____ is a symbol used to represent a number or quantity.

a. exponent
b. base
c. algebra
d. variable

10. a polynomial composed of exactly one term is called.

a. monomial
b. binomial
c. trinomial
d. term

11. the degree of the polynomial is determined by the highest exponent in the expression.

a. maybe
b. sometimes true
c. always true
d. never true

12. the expression 2c +3d -2xy +7 , is an expression composed of how many term.

a. 6 terms
b. 7 terms
c. 4 terms
d. 5 terms

13. evaluate the value of variables is replace 2a +4b +7.

a. 9
b. 19
c. 7
d. 23

14. the expression 5mnc is equal to.

a. 150
b. -150
c. 11
d. -11

15. what is the value of the expression x²+2xy-4?

a. 4
b. -4
c. 8
d. -8
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