Couple of Questions: Need URGENT HELP! Check my answers :)
Find the greatest common factor (GCF): 2x2 - 40x
A.2x
B.40
C.2
D.40x--
Multiply and simplify: (2x + 3)(2x - 3)
A.4x2 - 9--
B.4x2 - 6x - 9
C.4x2 + 9
D.4x
Multiply and simplify: (x + 8)2
A.x2 + 16
B.x2 + 16x + 64--
C.x2 + 64
D.x2 + 16x + 16

Question

Couple of Questions: Need URGENT HELP! Check my answers :)
Find the greatest common factor (GCF): 2x2 - 40x
A.2x
B.40
C.2
D.40x--
Multiply and simplify: (2x + 3)(2x - 3)
A.4x2 - 9--
B.4x2 - 6x - 9
C.4x2 + 9
D.4x
Multiply and simplify: (x + 8)2
A.x2 + 16
B.x2 + 16x + 64--
C.x2 + 64
D.x2 + 16x + 16

anonymous · Answer

@DEVESHkishore

.sam. · Answer

First one is wrong, others are okay

anonymous · Answer

@DoYourHomework 
@Jhannybean 
@Preetha

anonymous · Answer

Can you help me with the first one?

anonymous · Answer

these are simple problem give it a try

jhannybean · Answer

OH NO. $$\large 2x^2-40x$$$$\large 2x(x-20)$$

.sam. · Answer

well if you factor  
$2x^2 - 40x$
$$=2x(x-20)$$
You can check it by distributing it back

anonymous · Answer

I did... I want for someone to check my answers... @DEVESHkishore

jhannybean · Answer

Now YOU determine what the GCF is :D

anonymous · Answer

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