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gregori [183]
3 years ago
7

HELPPPPPP ASAPPPPPPPP

Mathematics
1 answer:
Alisiya [41]3 years ago
5 0

Answer:

f(x)= 2x-5

f(-1) = 2(-1) -5

= -2 -5

= -7

g(x)= |-3x -1|

g(3)= |-3(3)-1|

=|-9 -1|

= |-10|

= 10

F(-1)- g(3)= -7-10 = -17

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Quiz scores of statistics students were obtained by a teacher and listed below. Construct a frequency distribution beginning wit
DanielleElmas [232]

Answer:

The frequency distribution is

The frequency distribution is

S/N Class limit Frequency

1 0-2 4

2 3 -4 1

3 5-6 2

4 7-8 2

5 9 - 10 0

6 11 - 12 0

The value for value upper class boundary of the fifth class is CB_5 =  10.5

Step-by-step explanation:

From the question we are told that

The lower class limit is 0

The class width is 2

The scores is 8,6,2,4,2,0,2,6,7

The frequency distribution is

S/N Class limit Frequency

1 0-2 4

2 3 -4 1

3 5-6 2

4 7-8 2

5 9 - 10 0

6 11 - 12 0

Generally the upper class boundary of the fifth class is mathematically represented as

CB_5 =  \frac{10 + 11}{2}

            CB_5 =  10.5

8 0
3 years ago
What is value of K? It's not multiple choice.
larisa86 [58]

Answer:

14

Step-by-step explanation:

6 0
3 years ago
Please help if you can! Thank you!
oksano4ka [1.4K]

Answer:

y = 2(x²+3x)

Step-by-step explanation:

3 0
3 years ago
Decide whether the triangles are similar. If so, determine the appropriate expression to solve for
astraxan [27]

Answer:

ΔABC ~ ΔEDF; x = r × w/z

Step-by-step explanation:

m∠ABC = 180 -47 - 62 =71 = m∠EDF

ΔABC ~ ΔEDF

w/z = x/r

x = r × w/z

6 0
3 years ago
Read 2 more answers
Factonze : x²+2x - 15​
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