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enyata [817]
3 years ago
13

Which equation is perpendicular to y=4x-6 and passes through point (B, 12)

Mathematics
1 answer:
PolarNik [594]3 years ago
6 0

Answer:

asdasd

Step-by-step explanation:

asdasdasd

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Convert to a decimal number. 4%
kirza4 [7]

Answer:

0.04

Step-by-step explanation:

3 0
3 years ago
Dr. Fitzgerald has graded 15 of 26 exams for Epi 501. (a) What proportion of all exams has Dr. Fitzgerald graded? (b) What was t
postnew [5]

Answer: a) 15:26, and b) 15:11.

Step-by-step explanation:

Since we have given that

Number of graded tests = 15

Number of total tests = 26

Number of ungraded tests is given by

26-15\\\\=11

a) Proportion of all exams has Dr. Fitxgerald graded is given by

15:26.

b) Ratio of graded to ungraded tests is given by 15:11

Hence, a) 15:26, and b) 15:11.

5 0
4 years ago
The probability of rolling a 6 with a six-sided number cube is 1/6 Choose the
Pavel [41]

Answer:

UNLIKELY

Step-by-step explanation:

Given that:

Probability of rolling a six with a six sided nuner cube = 1/6

Required outcome / Total possible outcomes

Number of 6 / total sides of number cube = 1/6

The probability value obtained shows that there is a chance of getting a six ; however it is possible at about once in every 6 rolls of the dice.

Hence getting a six isn't impossible but the chance is small. A probability of 1/6 is the smallest that can be obtained for any of each number on the dice. Hence, it could be said that the likelihood is 'UNLIKELY'

7 0
3 years ago
Which expression is equivalent to (2−√−4)+(1+√−49)? <br> 3−5i <br> 3+5i <br> 8+0i <br> −2+0i
sergij07 [2.7K]

Answer:

3 + 5i.

Step-by-step explanation:

(2−√−4)+(1+√−49)

√−4 = 2i  and

√−49 = 7i.

So   (2−√−4 + (1+√−49

= ( 2 - 2i) + (1 + 7i)

=  3  + -2i + 7i

= 3 + 5i.

3 0
4 years ago
Solve each system using elimination. tell whether the system has one solution, infinitely many solutions, or no solution.
Tomtit [17]
1.
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2.
x+3y=4 \ \ \ |\times 2 \\&#10;2x-6y=8 \\ \\&#10;2x+6y=8 \\&#10;\underline{2x-6y=8} \\&#10;2x+2x=8+8 \\&#10;4x=16 \\&#10;x=4 \\ \\&#10;x+3y=4 \\&#10;4+3y=4 \\&#10;3y=4-4 \\&#10;3y=0 \\&#10;y=0 \\ \\&#10;\boxed{(x,y)=(4,0) \Leftarrow \hbox{one solution}}

3.
y=-\frac{1}{2}x-3 \ \ \ |\times (-2) \\&#10;x+2y=-6 \\ \\&#10;-2y=x+6 \\&#10;\underline{x+2y=-6 \ } \\&#10;x=x+6-6 \\&#10;x-x=6-6 \\&#10;0=0 \\ \\&#10;\boxed{\hbox{infinitely many solutions}}

4.
6x-3y=-18 \\&#10;-2x+4y=18 \ \ \ |\times 3 \\ \\&#10;6x-3y=-18 \\&#10;\underline{-6x+12y=54} \\&#10;-3y+12y=54-18 \\&#10;9y=36 \\&#10;y=4 \\ \\&#10;6x-3y=-18 \\&#10;6x-3 \times 4=-18 \\&#10;6x-12=-18 \\&#10;6x=-18+12 \\&#10;6x=-6 \\&#10;x=-1 \\ \\&#10;\boxed{(x,y)=(-1,4) \Leftarrow \hbox{one solution}}
3 0
3 years ago
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