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4 years ago

Find all real values of x such that ƒ(x) = 0 for ƒ(x) = 42 - 6x

Mathematics

1 answer:

serg [7]4 years ago

5 0

0 = 42 - 6x
0 = -6(x - 7)
x = 7

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tia_tia [17]

Answer:

Step-by-step explanation:

1 foot = 12 inches

1 yard = 3 feet

1 yard = 12×3 = 30 inches

30+11 inches = 47 inches

3 0

3 years ago

Help.. ill give brainliest..

saveliy_v [14]

Answer:

Hi there

1. 28

2. -18

3. -26

4. 14

5. -7

6. 2

7. -17

8. 12

9. -12

10. -15

11. 24

12. 8

13. 2

14. 4

15. - 23

16. - 9

Step-by-step explanation:

there is a easy step to integers

1. if there is a plus then minus or vice versa way then u should subtract .

( + - = - )

2. if there are two plus signs then, add .

( + + = + )

3. if there are two minus signs then , subtract

( - - = - )

hope u understand

5 0

3 years ago

Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer. Round terms to three decimal plac

Serhud [2]

Answer:

Step-by-step explanation:

A) $(tanx-4)(9sin^2x-1)=0\\\\\\$

$9sin^2x-1=0\\\\sin^2x=\frac{1}{9} sinx=\frac{1}{3}$ or $sinx=\frac{-1}{3}$

OR $tanx=4\\$

$3sin2x=3.2.sinx.cosx\\\\6.sinx.cosx-4.sinx= 2sinx.(3cosx-2)=0\\\\3.cosx=2 cosx=\frac{2}{3}$

3 0

3 years ago

Triplicate ratio of 2:1 is

castortr0y [4]

Answer:

8/27

Step-by-step explanation:

The triplicate ratio of 2:3 is 2^3/3^3 = 8/27

HAVE A GREAT DAY!

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3 years ago

Hugo is buying DVDs that cost $15 each. He has a coupon for $5 off his

QveST [7]

Answer: 85

Step-by-step explanation: 15 × 6= 90 - 5= 85

7 0

3 years ago