1.which of the following is binomial?
a. 2x
b. x-y+3
c. 2x+3z
d. 2x²+4x+2
2. which of the following is not a special product?
a. (a+b)(a-b)
b. (a*b)(a*c)
c. (a+b)(a-b)
d. (a-b)(a-b)
3. In cube of binomial,how many times does the first term and last term multiply by itself?
a. 3
b. 4
c.5
d.2
4. What is the product of (x+2) and (x+3)?
a. x²-5x-6
b. x²+5x+6
c. x²-5x+6
d. x²+5x-6
5. What is the area of the square when it's side measures (s+1)cm?
a. (s²+s+1)cm²
b. (s²+2s+2)cm²
c. (2s+1)cm²
d. (s²+2s+1)cm² ​