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snow_tiger [21]
3 years ago
15

Can someone please help me with the last question?

Mathematics
1 answer:
Naya [18.7K]3 years ago
6 0

Answer:

j

Step-by-step explanation:

You might be interested in
Determine whether the vectors u and v are parallel, orthogonal, or neither. u = (5,4) v = (-10,9)
12345 [234]

Answer:

Neither

Step-by-step explanation:

5 x -10 = -50

4 x 9 = 36

-50 + 36 = -14 and therefore can not be orthogonal

sqrt(25+16)=sqrt(41)

sqrt(100+81)=sqrt(181)

sqrt(41) x sqrt(181) is not equal to -14 so therefore it is not parallel

So the answer is then neither

6 0
3 years ago
Read 2 more answers
410−x/7 +70=120. please answer fast i will give brainliest
galben [10]
410 - x/7 +70 = 120
410+70-120=x/7
360=x/7
X =2520
4 0
4 years ago
Read 2 more answers
Three subtracted from five times a number is -39. what number is?
Vesna [10]

Answer:

A) 5x - 3= -39

B) 5x = -39 + 3

5x = -36

x = -36/ 5

x= -7.2

4 0
2 years ago
Which number produces an irrational number when multiplied by 1/2
Ludmilka [50]

Quick answer

Any irrational number. I can't think of any exception to this statement.

sqrt(5) is irrational.  1/2 * sqrt(5) is still irrational.

-sqrt(5) is irrational. -1/2 * sqrt(5) is still irrational

2 + sqrt(5) is irrational. Multiplying this by 1/2 is still irrational.

1/2(2 + sqrt(5) = 1 + 1/2 * sqrt(5) ) is irrational.

Conclusion

There are no exceptions to this.  All irrational numbers produce irrationals when multiplied by 1/2

8 0
3 years ago
In the figure m ab= 53 and m cd =25 what is the value of x? a. 26.5 b.39 c.65.5 d.78
netineya [11]

Answer:

(B) 39

Step-by-step explanation:

From the given figure, it can be seen that the two chords are intersecting each other at O and the measure of arc AB is 53 and the measure of arc CD is 25.

Using the property, angle formed by two chords is equal to half the sum of the intercepted arcs, we have

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

Substituting the given values, we get

x=\frac{53+25}{2}

x=\frac{78}{2}

x=39

Thus, the value of x is 39 and option (B) is correct.

7 0
3 years ago
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