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Reil [10]
3 years ago
10

I need to answer three questions about y = x^(-2) on the interval [-4, -1/2]. I have attached my questions and my answers as scr

eenshots:
Part 1 - ANSWER C
Part 2 - ANSWER A
Part 3 - ANSWER B

I am referring to each part in the order that I uploaded the screenshots. You will see that my answers are highlighted in blue. I like second opinions!

Mathematics
1 answer:
77julia77 [94]3 years ago
5 0
I wasn't sure how to order things, so I decided to write directly on top of your screenshots. Have a look at the three attachments. Two of which are correct. There is one incorrect answer though you're fairly close. 

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4. (03.06 MC)
bazaltina [42]

Step-by-step explanation:

Volume of a cylinder is:

V = πr²h

V = (3.14) (4 in)² (5 in)

V = 251.2 in³

Volume of a cone is:

V = ⅓ πr²h

V = ⅓ (3.14) (4 in)² (15 in)

V = 251.2 in³

The volumes are equal.

8 0
3 years ago
At a football game, the ratio of men to women is 4:1 There are 9,000 people in total, and each ticket costs £10 Calculate the am
uranmaximum [27]

Answer:

£72000

Step-by-step explanation:

According to the Question,

  • Given, At a football game, the ratio of men to women is 4:1 & There are 9,000 people in total

Thus, 5 ⇒ 9000 People

So, 4 ⇒ 7200 People(Men)

      1 ⇒ 1800 People(Women)

  • And, each ticket costs £10

Thus, The amount of money made from tickets sold to men is 7200 total Men x £10 Per Ticket Cost ⇒ £72000.

4 0
3 years ago
Find the perimeter of the shaded region
Bond [772]

Answer:

13 u²

Step-by-step explanation:

8 0
3 years ago
X +4/2 = 9<br> What’s z?
kirill [66]

Answer:

x+4/2=9       x=14

Step-by-step explanation:

14+4=18 and 19/2 is equal to 9. Therefore the answer is 14.

6 0
3 years ago
Helpppppppppp please somebody
marissa [1.9K]
Would for more points
4 0
3 years ago
Read 2 more answers
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