Question

check answers?
1. find the next number in the pattern
-3,3,9,15
A. 23
B. 24
C. 20
D. 21 <--- my answer
2. which algebraic expression represents the following phrase ?
The square of the sum of m and 7
A. (m+7)^2
B. m^2+7 <---- my answer
C. 2(m+7)
D. m+7^2
3. given no other restricitons, what are the domain and range of the following function?
A. D=all real numbers R={y| y >= 1}
B. D= {x|x >=1} R=all real numbers <-- MY ANSWER
C. D= all real numbers R={y|y<1}
D. D={x|x>=0} R= all real numbers

Answer 1

Wha????

Answer 2

like are these right

Answer 3

I have no idea!!

Answer 4

okay then i need some to check this :P

Answer 5

Too much math!!! I have to do freakin' ten lessons today!!!!

Answer 6

I'll tell you 2 is wrong.

Answer 7

really whats the right one ?

Answer 8

That's up to you.

Answer 9

oh i think it is (m+7)^2 is that right ?

Answer 10

Yes.