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OpenStudy (priyar):
what is 3*5?
OpenStudy (anonymous):
3 times 5
OpenStudy (priyar):
yes..what is the answer to 3 times 5?
OpenStudy (anonymous):
15
OpenStudy (priyar):
good!now add this to 34..what do u get?
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OpenStudy (anonymous):
34 + 15 = 49
OpenStudy (priyar):
Great!..thats the answer..remember we must do multiplication first compared to add/sub..bascically we are following..BODMAS rule
OpenStudy (anonymous):
One more
OpenStudy (anonymous):
Which of these shows 8 + 3m rewritten using the commutative property of addition?
8m + 3
8 - 3m
3m - 8
3m + 8
OpenStudy (priyar):
what is commutative propety?
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OpenStudy (anonymous):
Changing the order of the addends in a sum does not change the answer; a + b = b + a.
Example: 8 + 3 = 3 + 8 or x + 3 = 3 + x.
OpenStudy (priyar):
wonderful! then apply the same for this eq its similar to the examples u gave..
OpenStudy (anonymous):
so its om 3m + 8
OpenStudy (priyar):
ya correct! good job
OpenStudy (anonymous):
What is the value of fraction 1 over 3x3 + 5.2y when x = 3 and y = 2?
13.4
16.4
19.4
28.4
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OpenStudy (priyar):
did u try this one?
OpenStudy (anonymous):
don't know?
OpenStudy (priyar):
no..have u tried doing it..?
OpenStudy (anonymous):
no
OpenStudy (anonymous):
let me try then
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OpenStudy (priyar):
try it ..it seems simple i think u can do..always try at least twice before u ask
OpenStudy (anonymous):
0.3 * 3 the power of three + 5.2 * 2 =?
OpenStudy (anonymous):
help
OpenStudy (anonymous):
what the?
OpenStudy (priyar):
just plug in the values of x and y
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OpenStudy (anonymous):
@skullpatrol what are you doing??
OpenStudy (anonymous):
to what an outlet
OpenStudy (skullpatrol):
$$\huge \dfrac{1}{3} x^3 + 5.2y$$
OpenStudy (priyar):
\[1/(3x^{3} + 5.2y)\] this is ur q right?
OpenStudy (priyar):
if what @skullpatrol has written is ur q..then what u did is correct! just evaluate it to find the answer
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OpenStudy (priyar):
ok?
OpenStudy (anonymous):
add
OpenStudy (priyar):
?
OpenStudy (anonymous):
1/3x3+5.2y
OpenStudy (priyar):
ok then what u told me is correct proceed with it
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OpenStudy (anonymous):
so i add them
OpenStudy (skullpatrol):
$$\huge \dfrac{1}{3} 3^3 + 5.2•2$$
OpenStudy (anonymous):
ok
OpenStudy (priyar):
yes
OpenStudy (anonymous):
i got 20.3 i don't know how
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OpenStudy (anonymous):
what is 1/3 in numbers
OpenStudy (skullpatrol):
0.333...
OpenStudy (anonymous):
i got 20.399
OpenStudy (anonymous):
hello
OpenStudy (skullpatrol):
$$\huge \dfrac{1}{3} 3*3*3 + 5.2•2$$
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OpenStudy (skullpatrol):
What is 1/3 • 3 = ?
OpenStudy (anonymous):
0.9
OpenStudy (skullpatrol):
1/3 = 0.333..
3(1/3) = 3(0.333...) = ?
OpenStudy (anonymous):
?
OpenStudy (anonymous):
one third??
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OpenStudy (skullpatrol):
One third times 3
OpenStudy (skullpatrol):
1/3 + 1/3 + 1/3 = ?
OpenStudy (anonymous):
one
OpenStudy (skullpatrol):
Correct :-)
OpenStudy (anonymous):
ok now what
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OpenStudy (skullpatrol):
$$\huge \dfrac{1}{3} •3•3•3+ 5.2•2$$
OpenStudy (anonymous):
19.4 :)
OpenStudy (anonymous):
ok another one
OpenStudy (anonymous):
If x = 2.7, 5x = ____.
OpenStudy (skullpatrol):
Any ideas?
:-)
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OpenStudy (anonymous):
13.5
OpenStudy (anonymous):
What is the coefficient of y in the expression 1 ⋅ 4 + 7y?
1
4
7
11
OpenStudy (anonymous):
@skullpatrol
OpenStudy (skullpatrol):
?
OpenStudy (anonymous):
Which expression shows a sum of three terms?
3x
3 + x
3 + x + 9
x the power of 3
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OpenStudy (anonymous):
hello?? its me
OpenStudy (skullpatrol):
Any ideas?
:-)
OpenStudy (anonymous):
no and what took you so long
OpenStudy (skullpatrol):
Got logged out :(
OpenStudy (anonymous):
ok
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OpenStudy (skullpatrol):
In the sum a + b,
a and b are called terms.
OpenStudy (anonymous):
there is is no a or b. just x
OpenStudy (skullpatrol):
a, b, c, x, y, z are all letters called variables.
OpenStudy (anonymous):
ok
OpenStudy (skullpatrol):
In the sum x + y,
x and y are called terms.
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OpenStudy (anonymous):
thx
OpenStudy (anonymous):
so its a ???
OpenStudy (anonymous):
or d
OpenStudy (skullpatrol):
Three terms means three things added together.
OpenStudy (anonymous):
so d right?
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OpenStudy (skullpatrol):
x + y + z
OpenStudy (anonymous):
hello
OpenStudy (skullpatrol):
Nope, d is a power.. Which means multiply together, right?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
so a
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OpenStudy (anonymous):
i think
OpenStudy (skullpatrol):
Which one has 3 things added together?
OpenStudy (anonymous):
c
OpenStudy (anonymous):
ok
OpenStudy (skullpatrol):
Correct :D
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OpenStudy (anonymous):
The expression to find the perimeter of a rectangle is 2(length + width). What is the perimeter, in units, of a rectangle of length 1/5 unit and width 1/2 unit?
1 2/5
1 1/5
4/7
2/7
OpenStudy (anonymous):
@skullpatrol
OpenStudy (skullpatrol):
Any ideas?
OpenStudy (anonymous):
no
OpenStudy (skullpatrol):
Try please
:-)
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