If the side lengths of a cube are 14 feet, what is the correct way to write the expression to represent the volume of the cube in exponential form? (2 points)
143
314
14 ⋅ 3
14 ⋅ 14 ⋅ 14
2.
(06.01)
Simplify the expression 43 + 2(3 − 2). (3 points)
14
16
66
68
3.
(06.04)
What is the value of 4 + 5x when x = 3? (3 points)
11
12
17
19
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OpenStudy (acespeedfighter):
14x3 right?
OpenStudy (acespeedfighter):
for numbero uno
MARC (marc_d):
cube-->all sides are equal length
OpenStudy (acespeedfighter):
for D 14x14x14
MARC (marc_d):
formula for volume of cube is lengthx widthx height
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OpenStudy (acespeedfighter):
So its D :D
MARC (marc_d):
\[=14\times14\times14\]
MARC (marc_d):
yess
OpenStudy (acespeedfighter):
got emm
MARC (marc_d):
okay..second question..
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OpenStudy (acespeedfighter):
I dont under stand what the question is asking
OpenStudy (yanasidlinskiy):
Just to clarify they're parentheses not brackets. Those are two different stories
OpenStudy (acespeedfighter):
Oh so divide?
OpenStudy (acespeedfighter):
I mean SUbstrat
MARC (marc_d):
thanks for the reminder @YanaSidlinskiy\[43+2(3-2)\]\[43+2(1)\]\[43+2\]
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OpenStudy (acespeedfighter):
Best Speller^^^
OpenStudy (acespeedfighter):
hmmmm
OpenStudy (acespeedfighter):
what am i going to do divide 43 by 2?
MARC (marc_d):
no,u add them together..
OpenStudy (acespeedfighter):
45...
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MARC (marc_d):
yep,that's right.
OpenStudy (acespeedfighter):
but tahts not a choice
MARC (marc_d):
hmm
MARC (marc_d):
the working should be correct..
MARC (marc_d):
\[=43+2(3-2)\]\[=43+6-4\]\[=43+2\]\[=45\]it should be like this
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