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ki77a [65]
3 years ago
6

Which function is even? Check all that apply.

Mathematics
1 answer:
iris [78.8K]3 years ago
5 0

im pretty sure its

(A) y=cos x

(B) y=sec x

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How do I do the step by step  to find the solution for this problem -4y+6>22
Masteriza [31]
Well to isolate the variable you should subtract 6 from both sides resulting in -4y > 16
Now just divide by -4, however, keep in mind that when you divide or multiply by a negative number when there is a sign, always switch the sign, so just divide by -4 and get y < 4
3 0
3 years ago
Read 2 more answers
After eating 75% of the chocolates in a box, Dev found 6 chocolates remaining. How many chocolates were there in the box origina
Virty [35]

Answer:

24

Step-by-step explanation:

Let total number of the chocolates be x.

25% of x = 6 (because 100 - 75 = 25% of chocolates left).

25/100 x x = 6

x = 600/25

x = 24

Hence, 24 is the total amount of chocolates.

<em>Hope</em><em> </em><em>it</em><em> </em><em>helps</em><em> </em><em>:</em><em>)</em>

7 0
2 years ago
Which points are on the graph of a linear function? Select all that apply.
Vesna [10]

Answer:

Step-by-step explanation:

(-1,7), (0,5), (1,3)

and

(0,-3), (2,5), (4,13)

4 0
3 years ago
Which inequality represents all values of x for which the product below is defined?
Vedmedyk [2.9K]

Step 1 ) Separate the 4 and x.

\displaystyle\sqrt{4x} * \sqrt{x+2}

↓

\displaystyle\sqrt{4} \sqrt{x} \sqrt{x+2}

Step 2 ) Simplify the square root of 4.

\displaystyle\sqrt{4} \sqrt{x} \sqrt{x+2}

↓

\displaystyle\ 2 \sqrt{x} \sqrt{x+2}

Step 3 ) Simplify.

\displaystyle\ 2 \sqrt{x} \sqrt{x+2}

↓

\displaystyle\ 2 \sqrt{x(x+2)}

This is now in its simplest form, so the final answer is...

\displaystyle\ 2 \sqrt{x(x+2)}

or it could be...

\displaystyle\ 2 \sqrt{x} \sqrt{x+2}

Either one is correct. Only difference is one is in simplest form and one isn't.

•

•

- Marlon Nunez

7 0
3 years ago
Read 2 more answers
Planet Fitness charges a one-time membership fee of $25 and then a monthly charge of $10. Retro Fitness charges a one-time membe
sergiy2304 [10]

Answer:

x < 3/2 month

Step-by-step explanation:

Let

x = number of months

Planet fitness:

25 + 10x

Retro fitness:

10 + 20x

Equate

25 + 10x < 10 + 20x

25 - 10 < 20x - 10x

15 < 10x

x < 15/10

x < 3/2 month

It is less expensive to join planet when the number of months is less than 3/2 months

7 0
3 years ago
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