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murzikaleks [220]
3 years ago
8

X * 2 - 21 x + 12 x - 12 x * 2 - 17

Mathematics
1 answer:
BaLLatris [955]3 years ago
3 0

Answer:

The functions is;

x - 12

Step-by-step explanation:

Input is (x)

(2) - 12 = -10

(6) - 12 = -6

(10) - 12 = -2

(5) - 12 = -7

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Consider the following expression.<br><br><br>4x4y+4y3<br><br> Identify the degree.
matrenka [14]
Im p sure the degree is one
4 0
3 years ago
What is the solution <br> a: (6,5)<br> b: (5,6)<br> c: (1,2)<br> d: (2,1)
noname [10]

Answer:

(5,6)

Step-by-step explanation:

I'm guessing you mean the coordinates for the point where the lines intersect

4 0
3 years ago
Read 2 more answers
You have a land-line telephone that costs $25.95/month plus a utilities tax of 4.5%. How much will you pay for your telephone us
dalvyx [7]

Answer

C) 325.41

Step by step explanation

The land-line telephone costs =$25.95

Utilities tax percentage = 4.5% = 4.5/100 = 0.045

Utility tax for amount $25.95 = 25.95*0.045

Utility tax = $1.17

The amount of telephone bill with tax = $25.95 + $1.17

= $27.12

There are 12 months in a year.

Telephone bill for a year = $27.12 * 12

= $325.44

Therefore, the nearest amount $325.41

You need to pay $325.41 as telephone bill for a year.

Thank you.

5 0
3 years ago
Read 2 more answers
In 1970, a farmer using a two-row combine with a corn head could easily harvest 0.75 ha (1.85 acres) per hour and a typical corn
Anastaziya [24]

Answer:

The value is w = 6.7 \%

Step-by-step explanation:

Generally the productivity rate is mathematically represented as

P_r =  K  * Z

Here K is the ha the farmer could harvest in an hour and Z is a typical yield of corn in kg/ha

Now considering 1970

The productivity rate is

P_r =  0.75   *5000

=> P_r =  3750 \  kg/h

Now considering 1940

The productivity rate is given as P_R =  250 \ kg/h

Generally the productivity ratio is mathematically ration is mathematically represented as

w =  \frac{P_R}{P_r}  * 100

=> w =  \frac{250}{3750}  * 100

=> w = 6.7 \%

5 0
3 years ago
What is the equation, in standard form, of a parabola that contains the following points? (-2,18),(0,4),(4,24)
nydimaria [60]
Y=ax² + bx + c and A(-2,18), B(0.4), C(4,24) given

1)Let's determine 1st the value of c in using the pair of B
4= a(0)² + b(0) + c , c=4 and y=ax²+bx+4

2) Use the pair of A: 18 = 4a -2b + 4===> 4a-2b=14

3) Use C pair: 24 = 16a+4b+4 ==> 16a+4b=20

4) solve the system equation in 2) and 3) and you'll find a=2 and b=-3

Hence the equation  is y =2x²-3x+4



6 0
3 years ago
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