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Topic: I need a maths genius (Read 847 times)

legendary
Activity: 1050
Merit: 1000
June 01, 2014, 02:19:09 PM
#29
Mate, that's true , but aren't all people good at maths nor are all god in drawing...
Yeah, but this is a basics. It's like aren't all people good in drawing, but everybody could draw a circle, square or a line

Well you can't expect a baby to draw a circle or a line.

I'm a baby in this community, I'm only 14.
This must be a joke or do you really want to imply that 14 year old can't draw a line.Even 7 year old can do this stuff.


-.- I was stating that a baby can not draw a circle or a line.

I was implying that you can't expect a grade 9 to instantly know algebra without being taught it.
legendary
Activity: 1789
Merit: 1008
Keep it dense, yeah?
June 01, 2014, 01:58:32 PM
#28
I think that people need to calm down. The OP asked a question and it has since been answered, no need for arguments!  Roll Eyes
legendary
Activity: 1414
Merit: 1000
June 01, 2014, 01:57:00 PM
#27
Mate, that's true , but aren't all people good at maths nor are all god in drawing...
Yeah, but this is a basics. It's like aren't all people good in drawing, but everybody could draw a circle, square or a line

Well you can't expect a baby to draw a circle or a line.

I'm a baby in this community, I'm only 14.
This must be a joke or do you really want to imply that 14 year old can't draw a line.Even 7 year old can do this stuff.
newbie
Activity: 8
Merit: 0
June 01, 2014, 12:59:37 PM
#26
Mate, that's true , but aren't all people good at maths nor are all god in drawing...
Yeah, but this is a basics. It's like aren't all people good in drawing, but everybody could draw a circle, square or a line

Well you can't expect a baby to draw a circle or a line.

I'm a baby in this community, I'm only 14.
If you need to draw a line, you should make 2 points and connect them. It's easy. Even if you are 14 years old. Trust me.
legendary
Activity: 1050
Merit: 1000
June 01, 2014, 12:17:15 PM
#25
Mate, that's true , but aren't all people good at maths nor are all god in drawing...
Yeah, but this is a basics. It's like aren't all people good in drawing, but everybody could draw a circle, square or a line

Well you can't expect a baby to draw a circle or a line.

I'm a baby in this community, I'm only 14.
newbie
Activity: 8
Merit: 0
June 01, 2014, 12:16:12 PM
#24
HAHAHAH, very well said Tongue
newbie
Activity: 16
Merit: 0
June 01, 2014, 12:11:35 PM
#23
Mate, that's true , but aren't all people good at maths nor are all god in drawing...
Yeah, but this is a basics. It's like aren't all people good in drawing, but everybody could draw a circle, square or a line
newbie
Activity: 8
Merit: 0
June 01, 2014, 11:51:20 AM
#22
Mate, that's true , but aren't all people good at maths nor are all god in drawing...
newbie
Activity: 42
Merit: 0
June 01, 2014, 11:41:16 AM
#21
Damn. you shouldn't be a math genius to do this simple exercise
newbie
Activity: 8
Merit: 0
June 01, 2014, 09:07:28 AM
#20
Hello Cheesy

Hope this helps ,  I solved it in two ways for you Cheesy

If you have any more questions , you are free to ask Cheesy

https://i.imgur.com/S6lSkz0.png
legendary
Activity: 1414
Merit: 1000
June 01, 2014, 09:05:25 AM
#19

You know what? I'm not even going to freaking bother with you.  Lips sealed
You've been wrong twice now, and you just made it a third time.  Angry
I'll allow another person to correct you.  Wink
Figured it out.This means I was taking -b as b. I'm sorry for this foolishness.I'm definitely going to opt for Biology in College.
legendary
Activity: 2212
Merit: 1199
June 01, 2014, 09:02:05 AM
#18


this is something BASIC for anyone who is doing math ...



Believe it or not I am still in High School, Not so basic for somebody like me Grin(I hate math but I get My A's)

well I remember that I had it on a math lessons during PRIMARY school Smiley

In a High School we were doing Matrix...

legendary
Activity: 882
Merit: 1000
June 01, 2014, 08:53:16 AM
#17
I believe the answer is -72.You multiply the numbers in bracket first and you get -6.Taking its square would cancel minus and we get -6 x -6= 36.Multiply it with -2 and you have answer.

Yeah, you're totally wrong; the x is a variable, not a multiplication sign.
If that is then I remember a simple formula we use all the times in our high school maths. (a - b)^2 = a^2 + b^2 - 2(a)(b).
Apply the forumula on bracket and then simply multiply by -2.
I solved it on paper and the answer is -8x^2 -24x - 18

Wrong again. The correct answer is -8x^2+24x - 18 .



YOU ARE WRONG!
Try highlighted part of foruma again carefully (a - b)^2 = a^2 + b^2 - 2(a)(b) Its

-2(2x)(-3) = 12x then becomes -24x on multiplying with -2. I guess you know -1*1-=+1.
You need to improve on that.

You know what? I'm not even going to freaking bother with you.  Lips sealed
You've been wrong twice now, and you just made it a third time.  Angry
I'll allow another person to correct you.  Wink
legendary
Activity: 1414
Merit: 1000
June 01, 2014, 08:46:42 AM
#16
I believe the answer is -72.You multiply the numbers in bracket first and you get -6.Taking its square would cancel minus and we get -6 x -6= 36.Multiply it with -2 and you have answer.

Yeah, you're totally wrong; the x is a variable, not a multiplication sign.
If that is then I remember a simple formula we use all the times in our high school maths. (a - b)^2 = a^2 + b^2 - 2(a)(b).
Apply the forumula on bracket and then simply multiply by -2.
I solved it on paper and the answer is -8x^2 -24x - 18

Wrong again. The correct answer is -8x^2+24x - 18 .



YOU ARE WRONG!
Try highlighted part of foruma again carefully (a - b)^2 = a^2 + b^2 - 2(a)(b) Its

-2(2x)(-3) = 12x then becomes -24x on multiplying with -2. I guess you don't know -1*-1=+1.
You need to improve on that.

legendary
Activity: 882
Merit: 1000
June 01, 2014, 08:40:52 AM
#15
I believe the answer is -72.You multiply the numbers in bracket first and you get -6.Taking its square would cancel minus and we get -6 x -6= 36.Multiply it with -2 and you have answer.

Yeah, you're totally wrong; the x is a variable, not a multiplication sign.
If that is then I remember a simple formula we use all the times in our high school maths. (a - b)^2 = a^2 + b^2 - 2(a)(b).
Apply the forumula on bracket and then simply multiply by -2.
I solved it on paper and the answer is -8x^2 -24x - 18

Wrong again. The correct answer is -8x^2+24x - 18 .


legendary
Activity: 1050
Merit: 1000
June 01, 2014, 08:39:37 AM
#14


this is something BASIC for anyone who is doing math ...



Believe it or not I am still in High School, Not so basic for somebody like me Grin(I hate math but I get My A's)
legendary
Activity: 1414
Merit: 1000
June 01, 2014, 08:34:56 AM
#13

I believe the answer is -72.You multiply the numbers in bracket first and you get -6.Taking its square would cancel minus and we get -6 x -6= 36.Multiply it with -2 and you have answer.

Yeah, you're totally wrong; the x is a variable, not a multiplication sign.
Mistake.  
I believe the answer is -72.You multiply the numbers in bracket first and you get -6.Taking its square would cancel minus and we get -6 x -6= 36.Multiply it with -2 and you have answer.

Please ... :-)  this is starting to be a joke or something ...

Misunderstanding a variable and multiply is a mistake which you should not made ...

Remember that math is a language of a nature and you should know basics.
Yeah my post really looks like joke but it was mistake.I took variable for multiply sign but multiplication was all right. If you had known basics you would have given answer.
legendary
Activity: 1414
Merit: 1000
June 01, 2014, 08:24:07 AM
#12
I believe the answer is -72.You multiply the numbers in bracket first and you get -6.Taking its square would cancel minus and we get -6 x -6= 36.Multiply it with -2 and you have answer.

Yeah, you're totally wrong; the x is a variable, not a multiplication sign.
If that is then I remember a simple formula we use all the times in our high school maths. (a - b)^2 = a^2 + b^2 - 2(a)(b).
Apply the forumula on bracket and then simply multiply by -2.
I solved it on paper and the answer is -8x^2 -24x - 18
legendary
Activity: 2212
Merit: 1199
June 01, 2014, 08:19:47 AM
#11
I believe the answer is -72.You multiply the numbers in bracket first and you get -6.Taking its square would cancel minus and we get -6 x -6= 36.Multiply it with -2 and you have answer.

Please ... :-)  this is starting to be a joke or something ...

Misunderstanding a variable and multiply is a mistake which you should not made ...

Remember that math is a language of a nature and you should know basics.
legendary
Activity: 882
Merit: 1000
June 01, 2014, 08:13:16 AM
#10
I believe the answer is -72.You multiply the numbers in bracket first and you get -6.Taking its square would cancel minus and we get -6 x -6= 36.Multiply it with -2 and you have answer.

Yeah, you're totally wrong; the x is a variable, not a multiplication sign.
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