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melomori [17]
2 years ago
8

How many points need to be removed from this graph so that it will be a function?

Mathematics
1 answer:
DiKsa [7]2 years ago
7 0
3 points. Do the vertical line test.
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Ricky and Sam each bought a remote control car for $80. A few months later they both sold it. Ricky sold his car for 25% less th
Elden [556K]

Answer:

4

Step-by-step explanation:

25/100 x 80/1 = 20/1

80 - 20 = 60

30/100 x 80/1 = 24/1

80 - 24 = 56

60-56=4

6 0
3 years ago
Macario is making 12 pounds of nut mixture with macadamia nuts and almonds. Macadamia nuts cost $9 per pound and almonds cost $5
Fynjy0 [20]

Marcario should use  4 pounds of macadamia nuts and 8 pounds of almonds.

Explanation

given

cost of macadamia nuts per pound=$9

cost of almond nuts per pound=$5.25

cost of the mixture per pound=$6.5

total pounds of the mixture to be made=12

let the pounds of macadamia nuts=x

pounds of almond nuts=y

total pounds of nuts=x+y=12

x+y=12(1)\\9x+5.25y=6.5(x+y)\\\\9x+5.25y=6.5*12\\9x+5.25y=78(2)

solving (1) and (2)

x=4

y=8

5 0
3 years ago
What are the x and y intercepts of the graphed functionality ?
a_sh-v [17]

Answer:

Step-by-step explanation:

the x intercepts are -1 and 1 (where y = 0)

the y intercept is 1 (where x = 0)

5 0
3 years ago
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Easy math multiple choice
pashok25 [27]

Answer:

D. (x-8)(x+2)(x+4)

Step-by-step explanation:

I graphed the expressions below on the graph.

If this answer is correct, please make me Brainliest!

5 0
3 years ago
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Tell me what to put in each group.
erastova [34]

Answer:

{-6 , 7 , 1}  {9 , -3 , -4}  {5 , -8 , 4}   ---  2, 2, 1

Step-by-step explanation:

Number 1: {-6 , 7 , 1}  {9 , -3 , -4}  {5 , -8 , 4}   ---  2, 2, 1

Number 2: {-6 , -3 , 9}  {4 , 7 , -8}  {5 , 1 , -4}   ---  0, 3, 2

Number 2: {-4 , 5 , 1}  {7 , 4 , -8}  {-6 , -3 , 9}   ---  2, 3, 0

4 0
3 years ago
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