Question 93502
State the degree of the following polynomial. 
8x3 + 6x2y + 4xy3 - 2y4 
a)1
b)2
c)3
d)4
e)5 
 
 ANS: 3

Which of the following would be classified as a trinomial? 
a)x2 + 2x
b)1 - x - x5
c)3xy
d)(xy)z
e)all of these 

ANS: b


Simplify (4x3y3 - 2x2y2 + 4) - (-3x3y3 - 5x2y2 - 8) 
a)7x3y3 + 3x2y2 + 12
b)x3y3 - 7x2y2 - 4
c)7x3y3 - 7x2y2 - 4
d)x3y3 + 3x2y2 + 12
e)none of these 

ANS: a

If A=3x2-2x-7 and B=x2+9, then what is their sum, A+B? 
a)5x2-2x+2
b)4x2-2x-2
c)4x2+2
d)4x2-2x+2
e)none of these 

ANS:  d

Multiply and simplify. 

6x2(2x3 - 8x + 5) 
a)12x5 - 48x3+30x2
b)8x5 - 14x3 + 11x2
c)12x6 - 48x2 + 30x
d)12x6 - 18x2
e)none of these 
 
ANS:  a