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MrRa [10]
3 years ago
5

Which of the following describes the graph of 2x + 4y < 16?

Mathematics
2 answers:
SSSSS [86.1K]3 years ago
4 0

Answer:

dashes line shaded below

Step-by-step explanation:

hope this helps

Dafna11 [192]3 years ago
3 0
I need help on this too
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Dan rolls 2 fair dice and adds the results from each. Work out the probability of getting a total less than 3.
agasfer [191]

Answer:

1 / 36

Step-by-step explanation:

A roll of 2 fair dice :

Total number of possible outcomes = n² ; n = number of faces in a dice = 6² = 36

Probability = required outcome / Total possible outcomes

Required outcome = total less than 3 = 1 (from sample space provided)

Hence,

P(total less than 3) = 1/36

8 0
3 years ago
Find the exact value of cos 157.5°.
Nonamiya [84]
Cos 157.5º=-cos (180º-157.5º)=-cos 22.5=-cos(45/2)

cos Ф/2=⁺₋√((1+cosФ)/2).

In this case 157.5º is in the second quadrant, therefore we use the following equation:
cos Ф/2=-√((1+cosФ)/2).          (we will have a negative number)

cos 157.5º=-cos (45/2)=-√((1+cos 45º)/2)
=-√((1+√2/2)/2)
=-√((2+√2)/4)
=-√(2+√2) / 2   (≈-0.92387...)

Answer: cos 157.5º= -√(2+√2) / 2

3 0
3 years ago
What is $1.99 $1.99; ÷ 10 = ???
scZoUnD [109]
$2.189 there uu go.......
6 0
3 years ago
A student answers ​90% of the questions on a math exam correctly. If she answers 27 questions​ correctly, how many questions are
alexandr1967 [171]

Answer:

30 questions

Step-by-step explanation:

You can discover this by doing 27 divided by . 90 which equals 30.

6 0
2 years ago
The equation of a line given two points needs to be found. Samuel claims that slope-intercept form will generate the equation an
Nikitich [7]

Answer:

Helena is correct.

Step-by-step explanation:

The slope intersept form of the line is

y = m x + c

where, m is the slope and c is the intersept.

The point slope form of the equation is

y - y'= \frac{y''-y'}{x''-x'}\times (x-x')

So, if there are two points are given, the equation of line is found by the point slope form.

So, Helena is correct.

8 0
3 years ago
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