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IRINA_888 [86]
4 years ago
14

Given b = 4 and c = -5, evaluate b 2 - c 2. 41 -2 -9

Mathematics
1 answer:
ANTONII [103]4 years ago
5 0
The answer to this question -9
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the height, h cm, of a table is measured s 72cm correct to the nearest centimeters. conplete the following statement to show the
gogolik [260]
Anything between 71.5 and 72.499 recurring.

Hope this helps :)
6 0
4 years ago
What is 3 x 5 what does it equal
Gemiola [76]

Answer:

3 x 5= 15

Step-by-step explanation:

If you count by 5's like 5, 10, 15, 20
And if you count by 3's: 3, 6, 9, 12, 15
then find the least common multiple and it is 15

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5 0
2 years ago
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What is the solution to the system shown below y=2x-1. Y=2x+3 A (0,0). B(1,-3) C(-1,3). D no solution
Setler [38]
We have that
<span>y=2x-1
and
Y=2x+3
the two lines are parallel
because the slopes are the same
m=2

we know that
</span>If two lines are parallel<span>, then they will never intersect
</span><span>
therefore
the answer is the option
</span><span>D no solution</span><span>

</span>
5 0
3 years ago
In the figure, mAB = 45° and mCD = 23°. The diagram is not drawn to scale.
Yakvenalex [24]

Answer:

Option A. x=34\°

Step-by-step explanation:

we know that

The measure of the inner angle is the semi-sum of the arcs comprising it and its opposite.

x=\frac{1}{2}(arc\ CD+arc\ AB)

substitute the values

x=\frac{1}{2}(23\°+45\°)

x=34\°

4 0
3 years ago
At a farm the ratio of cows to horses was 9:2. if there were 72 cows at the farm, how many horses were there?
OLga [1]

ratio of 9:2

 means for every 9 cows there are 2 horses

72/9 = 8

 8 x 2 = 16

 there are 16 horses

4 0
4 years ago
Read 2 more answers
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