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seraphim [82]
3 years ago
14

Q²-19q+84=0what may the answer be?(testing app with random question)

Mathematics
1 answer:
aleksandr82 [10.1K]3 years ago
5 0
The answer may be 7 or 12
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an acute angle measures (6x-45)°. write an inequality to describe the range of all possible values of x.
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6x-45<90
6x<90+45
6x<135
x<135/6
x<22.5
6 0
3 years ago
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write the formula for absolute value function if its graph has the vertex at point (0,6) and passes through the point (-1,-2)
Readme [11.4K]

Answer:

First you need to find the slope of the line:

m=6-(-2) / (-1)-0 =-8

equation of line is:

y=mx+b

y=-8x+6

for absolute value function:

if x<0

y=-8x+6

if x>0

y=+8x-6

Step-by-step explanation:

8 0
2 years ago
In psychology lab, Tetiana is conducting an experiment on depth perception using the Howard-Dolman box. Inside the box are two v
erma4kov [3.2K]

Answer:

within-groups

Step-by-step explanation:

According to my research on the scientific method, I can say that based on the information provided within the question the independent variable is being manipulated within groups, because she is not using a pretest and her design is within-groups. This is because she is using the posttest-only control group design which is a research design where at least two groups, one of which does not receive a treatment or intervention, and data is collected on the outcome measure after the treatment or intervention.

I hope this answered your question. If you have any more questions feel free to ask away at Brainly.

7 0
3 years ago
3/4x-2=2/5<br> Rewrite so there is no fractions
jek_recluse [69]

Answer:

15x - 40 = 8

Step-by-step explanation:

3/4x-2=2/5

Multiply each side by 4*5 or 20

20 (3/4x-2=2/5)

15x - 40 = 8

7 0
3 years ago
30% of ____games is 32 games
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You can say : 30/100% = 32/? ⇒ 32*100 /30 = 106.6 games :))
i hope this is helpful 
have a nice day 
5 0
3 years ago
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