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Lisa [10]
4 years ago
14

Which of the equation of the line with slope 3 that contains point (-1,5)

Mathematics
1 answer:
SpyIntel [72]4 years ago
3 0

The point-slope form:

y-y_1=m(x-x_1)

We have the slope m = 3 and the point (-1, 5). Substitute:

y-5=3(x-(-1))

\boxed{y-5=3(x+1)}      <em>use distributive property</em>

y-5=3x+3           <em>add 5 to both sides</em>

\boxed{y=3x+8} - slope-intercept form

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1/2 greater than or less than 3/15
Colt1911 [192]
Greater
If we get common denominators
1/2=15/30
3/15=6/30
15>6 therefore 1/2>3/15
5 0
3 years ago
Given: △ACD, m∠BCA = 60° CB ⊥ AD , m∠BDC = 45° AC = 10 cm. Find: BC and DC
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See if this will help,

https://www.pmschools.org/site/handlers/filedownload.ashx?moduleinstanceid=701&dataid=3612&FileName=2015%20triangle%20proofs%20answers.pdf



8 0
3 years ago
2. What is the experimental probability of rolling a 4
boyakko [2]

Answer:

1. 40%

2. The theoretical probability is 3% greater than the experimental probability.

Step-by-step explanation:

We are informed that a number cube is rolled 20 times and the number 4 is rolled 8 times. The experimental probability of rolling a 4 is;

(the number of times a 4 was rolled)/(total number of rolls)

8/20 = 0.4

0.4*100 = 40%

The experimental probability of obtaining at least one tails, one or more tails, is represented in mathematical notation as;

P(HT or TH or TT)

The above events are mutually exclusive, thus;

P(HT or TH or TT) = P(HT) + P(TH) + P( TT)

                               = (22+34+16)/(28+22+34+16)  

                               = 0.72 = 72%

On the other hand, the theoretical probability of obtaining at least one tails,

P(HT or TH or TT) = 3/4

                              = 75%

This is because there is at least one tail in 3 out of 4 possible outcomes.

Therefore, it is true to say that the theoretical probability is 3% greater than the experimental probability.

6 0
3 years ago
Read 2 more answers
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goldenfox [79]
A=[p/4 ] the parenthesis is a ratio.
5 0
4 years ago
Which of the following are steps to use when formulating all that apply equation? Check an A. Write each fact as a variable expr
kramer

Answer:

a

Step-by-step explanation:

6 0
3 years ago
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