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Katarina [22]
3 years ago
9

Simplify 5a+6a2+7a-4a2-9a

Mathematics
1 answer:
Mice21 [21]3 years ago
8 0

Answer:

2a to the second power + 3a

Step-by-step explanation:

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Luca sells muffins and juice boxes at the
rosijanka [135]

Answer:

1.5m+1.25j

Step-by-step explanation:

m equals the number of muffins sold, and because each muffin sells for $1.50, 1.5m represents the income made from the muffins.

Same thing with the juice boxes, j equals the number of juice boxes sold, and because each juice box sells for $1.25, 1.25j represents the income made from the juice boxes.

Add the income from both of them to get the total income, and you get 1.5m+1.25j.

8 0
2 years ago
Find the absolute value of the comlpex number 4.0 - 5.0i.
Romashka [77]

Answer:

its 6.44

Step-by-step explanation:

6 0
3 years ago
13.2)
Neko [114]

Answer:

390

Step-by-step explanation:

4 0
3 years ago
Function or not a function
Ne4ueva [31]

Answer: Not a function

Step-by-step explanation:

3 0
3 years ago
QUESTION 7.
Elan Coil [88]

The probability that exactly 4 of the selected adults believe in reincarnation is 5.184%, and the probability that all of the selected adults believe in reincarnation is 7.776%.

Given that based on a poll, 60% of adults believe in reincarnation, to determine, assuming that 5 adults are randomly selected, what is the probability that exactly 4 of the selected adults believe in reincarnation, and what is the probability that all of the selected adults believe in reincarnation, the following calculations must be performed:

  • 0.6 x 0.6 x 0.6 x 0.6 x 0.4 = X
  • 0.36 x 0.36 x 0.4 = X
  • 0.1296 x 0.4 = X
  • 0.05184 = X
  • 0.05184 x 100 = 5.184

  • 0.6 x 0.6 x 0.6 x 0.6 x 0.6 = X
  • 0.36 x 0.36 x 0.6 = X
  • 0.1296 x 0.6 = X
  • 0.07776 = X
  • 0.07776 x 100 = 7.776

Therefore, the probability that exactly 4 of the selected adults believe in reincarnation is 5.184%, and the probability that all of the selected adults believe in reincarnation is 7.776%.

Learn more in brainly.com/question/795909

5 0
2 years ago
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