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kupik [55]
2 years ago
11

Estimate the product of 68 and 21

Mathematics
2 answers:
Nataly_w [17]2 years ago
5 0
The product of 68 and 21 would be 1,428.
erma4kov [3.2K]2 years ago
3 0
68x21=1,428


or if your looking for the nearest number their rounded to..


68=70  21=20
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Consider the line 7x+9y=5
alisha [4.7K]

Answer:

The slope of a line parallel to this line will be: -7/9

The slope of the perpendicular line will be:

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Step-by-step explanation:

We know the slope-intercept form

y=mx+b

Here,

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simplifying to write in the lope-intercept form

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Thus, the slope of the line is: -7/9

The slope of a line parallel to the line:

We have already determined that the slope of the line is: -7/9

  • We know that the parallel lines have the same slope.

Thus, the slope of a line parallel to this line will be: -7/9

The slope of a line perpendicular to the line:

We have already determined that the slope of the line is: -7/9

As we know that the slope of the perpendicular line is basically the negative reciprocal of the slope of the line.

Thus,  the slope of the perpendicular line will be:

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3 years ago
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bezimeni [28]

Answer:

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Step-by-step explanation:

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2 years ago
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icang [17]

Answer:

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The least common multiple (LCM) of two numbers is the smallest number (not zero) that is a multiple of both.

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Step-by-step explanation:

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hram777 [196]
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3 years ago
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pshichka [43]

Answer:

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