1.which of the following is a trinomial?
a. 2x³​y
b. 2x+3y
c. 2(x+3)/y
d. x³​+y
2. what is the degree of the polynomial 6x⁴+30x +³​+14?
a. 4
b. 5
c. 9
d. 12
3. fid the valueof the expression 4x +2 when x=0.
a. -2
b. 0
c. 2
d. 6
4.let b=2a +9 what is b when a =5?
a. 19
b. 16
c. 12
d. 0
5. evaluate 4x-2xy+3 when x=1 and y=2
a. -3
b. 3
c. 8
d. 11
6.find the sum of 7x +3y and 5x-4y.
a. 2x-7y
b. 2x+7y
c. 12x-y
d. 12x+y
7.to subtract polynomials, change the sign of the subtrahend then follow th________
a. addition rule
b. multiplication rule
c. division rule
d. none of the above
8.if we subtract -3x²y² from x²y², then we get
a. -4x²y²
b. -2x²y²
c. 2x²y²
d. 4x²y²