Math: Please check my answers
posted by Deborah on .
1. What is the degree of the monomial 3x2y3?
2
3
5
6
2. What is the simplified form of 8b3c2 + 4b3c2?
12bc
12b3c2
12b6c4
12b9c4
3. What is the simplified form of (4j2 + 6) + (2j2 – 3) ? (1 point)
(0) 6j2 – 3
(1) 6j2 + 3
(0) 6j2 + 9
(0) 4j4 + 3
4. What is the difference of the following polynomials?
(6x3 – 2x2 + 4)
– (2x3 + 4x2 – 5)
______________
(1 point)
4x3 – 2x2 – 1
8x3 + 6x2 – 1
4x3 – 2x2 + 1
4x3 – 6x2 + 9
5. What is the simplified form of (3x3 – 4x2 + 6x) – (5x3 + 2x2 – 3x) in standard form?
–3x3 – 2x2 + 3x
–2x3 – 6x2 – 3x
–2x3 – 6x2 + 9x
8x3 – 6x2 – 9x
Answers:
1.)C
2.)B
3.)B
4.)D
5.)C
Thank You.

They are all correct
btw, to write powers in this format we use the ^ symbo
so x^2 means "x squared" 
5 is not d it is a

You both are wrong the answer for number 5 is A 100%

pismobeachgirl is right. Just took the test it's a

RIGHT!!

C
B
B
D
A
For connexus 
Jeremy is right

you guys are both right. #5 could be bothA or C.. just pay attention to the actual answer and not the letter because they are switched around.
5. is 2x^36x^2+9x 
Thanks @jeremy