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yan [13]
3 years ago
8

Pleasee helpppp i need the answer

Mathematics
1 answer:
Kipish [7]3 years ago
8 0

Answer:

7x-30

Step-by-step explanation:

Please give me BRAINLIEST and THANKS lol <( ̄︶ ̄)>

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P(-2) = 1P(-1) =3 P(1) = 0 P(2) = 4
ratelena [41]

p(-1) p(-2) p(1) p(6)= 4

8 0
3 years ago
Brainlist for the right answer no link or bot 60 points only smart people
Arisa [49]

Answer:

1. -3

2. 0

3. .363636

4. Non-recurring Decimal, Recurring Decimal, Decimal Fraction

5. Going in order- irrational, rational, rational, irrational, integer, integer, irrational, integer, irrational, rational, rational.

6. 8

7. 12

8. 20

9. -5

10. False,  only the square roots of perfect square numbers are rational. So for example, the square root of 2 is not rational and the square root of 4 is rational.

11. No, only decimals that never end and never repeat are irrational. a decimal is rational if it can be written as a fraction or ratio of two numbers. for example: .3434343434343434

12. Yes,  9.5 can be written as a simple fraction like this: 9.5 = 192

13. 10,920

14. 40,000

15. 0.0702

16. .003

17. 18000000000 meters

18. 1- 2,000,000,000

18. 2- 3,800,000,000

19. 36, 49. or- So, the square root of 40 will be greater than 6 but less than 7.

20. You can just add the coefficients together. If the exponents are not equal, then you must make them equal by moving one of the decimals.

Step-by-step explanation:

Your welcome <3

4 0
3 years ago
Now that Oakland Auto Reapir has a different owner, its mechanics make $14.20 per hour. That is 25.1% less than they originally
Serhud [2]

Answer:

$18.96

Step-by-step explanation:

Now the mechanics earn $14.2 per hour, which is 25.1% less than before.

If we say that the earnings before were 100% (to facilitate our calculation and understand better), now the earrings are (100-25.1)%=74.9%. This is, now they make the 74.9% of what they used to made.

So:

74.9% = 14.2

Let's multiply both sides by 100%/74.9% to make a 100% appear at the left side (see that multiply and divide by 74.9 will make it desapear):

74.9% *(100%/74.9%) = 14.2 * (100%/74.9%)

100% = 14.2 * (100%/74.9%)

And (100%/74.9%) is equal to 1/0.749, they are the same. So:

100% = 14.2 * 1/0.749

100% = 18.96

So, before the new manager they used to make $18.96. (you can verify by multiplying it by 74.9% and the result is 14.2)

4 0
3 years ago
7.For the given triangle find the exact value for tan(A). Assume angle C is a right angle.
Vsevolod [243]

tan A = 2/7 (option C)

Explanation:

Angle = A

opposite = side opposite the angle = BC

opposite = 2

adjacent = AC

AC = 7

hypotenuse not given

Since angle C is a right angle, we would apply trigonometry ratio SOHCAHTOA

We are looking for tan A, tan ratio (TOA):

\tan angle=\frac{opposite}{adjacent}\tan \text{ A = }\frac{2}{7}\text{ (}option\text{ C)}

6 0
1 year ago
Se ha realizado una encuesta a 650 personas: 208 contestaron si, 403 contestaron no y el resto no contesto. Calcula el porcentaj
Hatshy [7]
For those who answered "yes" we have:
 (208/650) * (100) = 32%
 For those who answered "no" we have:
 (403/650) * (100) = 62%
 For those who did not answer we have:
 100-32-62 = 6%
 Answer:
 
Yes = 32%
 
No = 62%
 
They did not answer = 6%
4 0
4 years ago
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