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puteri [66]
3 years ago
13

(Solve): 2x3 - 9x2 + x + 12 = 0​

Mathematics
1 answer:
Nitella [24]3 years ago
4 0

Answer:

Very sorry if im wrong.

Step-by-step explanation:

(x - 4) (x + 1) (2 x - 3) = 0

2 x^3 + x + 12 = 9 x^2

2 (x - 3/2)^3 - 25/2 (x - 3/2) = 0

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Kate recorded the number of minutes she read each day for the last two weeks in the table. Week 1 Week 2 Sunday 85 55 Monday 35
iragen [17]

Answer:

By arranging the data set.

Week one has the highest range of 55 minutes

Step-by-step explanation:

Range = highest data minus lowest data.

So lers arrange our data and determine the range of each week

Week 1

Sunday 85, monday 35, Tuesday 50, Wednesday 60, Thursday 30, Friday 35, Saturday 50

Acsending order

=30, 35, 35,50,50 ,60,85

Range = 85-30 = 55

Week 2

Sunday 55 ,Monday 50, Tuesday 45 Wednesday 45 ,Thursday 40 ,Friday 30 ,Saturday 50

Acsending order

= 30,40,45,45,50,50,55,

Range=55-30 = 25

Week one has the highest range of 55 minutes

3 0
4 years ago
creating a diagram so far this session a team has won 51 out of 68 games identify the value of a b c and d that complete the bar
Flauer [41]

Answer:

a = 25  

b =  100

c =  17

d =  68

Step-by-step explanation:

8 0
4 years ago
Write a rule for a geometric sequence that has a 1 as its first term and a common ratio of -4. what is the seventh term of this
ivann1987 [24]

I hope first term is 1.

Hope this is your question, if not I think you will, still be able to

find an answer of your question based on this solution.

The formula for general term of a geometric sequence is,

a_{n} =a_{1} *r^{n-1}

Where, first term: a_{1} =1 and common ratio: r = -4.

So, first step is to plug in the values of a1 and r in the above formula to get the rule of this geometric sequence. Hence,

a_{n} =1 *4^{n-1}

a_{n} =4^{n-1}

So, the rule of the geometric sequence is a_{n} =4^{n-1}.

To find the seventh term, plug in n = 7 in the above rule. Therefore,

a_{7} =4^{7-1}

= 4^6

= 4096

Hope this helps you!.

6 0
3 years ago
Find the measure of angle A.<br><br> A. 32<br> B. 57<br> C. 59<br> D. No angle exists.
Vanyuwa [196]

Answer:

Answer B (57 degrees) is closest

Step-by-step explanation:

Find the measure of Angle A, if the hypotenuse is 26 and the horizontal leg is 14.  If this is true, then

cos A = adj / hyp = 14/26 = 0.5385, and

Angle A = arccos 0.5385, which (via calculator) comes out as 1.002 radian, or 57.421 degrees.  Answer B (57 degrees) is closest.

4 0
3 years ago
Read 2 more answers
Alr so imma need this answer rn
vovikov84 [41]

The answer should be:

x = 5

So the answer is basically 5

5 0
2 years ago
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