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puteri [66]
3 years ago
14

The table shows the estimated number of deer living in a forest over a 5 year period. Which type of function best models the dat

a? Write an equation to model the data.
Year/ estimated population
0 | 102
1 | 82
2| 65
3| 52
4 | 42

A. Linear; y=0.8x + 102
B. Quadratic; y=0.8x^2 + 102
C. Exponential; y=102 × 0.8^x
D. Quadratic; y = 102x^2 + 0.8
Mathematics
1 answer:
jek_recluse [69]3 years ago
8 0

Answer:

C ) exponential :  y = 100 * 0.79^x

Step-by-step explanation:

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I just need to know how to solve this question.
Zarrin [17]

Answer:

x = 62

Step-by-step explanation:

x and 118 form a linear pair (added up, they both equal 180 degrees)

So, 180-118 = 62 which is the measurement of x

6 0
2 years ago
Choose the correct sentence. choose one answer.
tankabanditka [31]
Hoi!

The correct answer would be "Daryl received two 3's as scores on his paper from the readers, but Sheila received two 6's."

When placing a number in a sentence before an S, it is to always have an apostrophe. Along with this, this is the only sentence that uses the correct form of "readers", since in this sentence, "readers" is being used as a plural noun, not a possessive noun.

Possessive nouns contain an apostrophe to show that something belongs to someone else.

Ex: That cat is her's.

The possessive noun is "her's" because it's showing that she is the owner of the cat.

As for plural tense, it speaks for more than one person or object.

Ex: The cats scrambled up the tree.

The plural noun is "cats" because it's referring to more than one cat.

:)
7 0
3 years ago
Hi everyone I was wondering if someone could please help me out with this problem and explain it to me
PSYCHO15rus [73]
Join the centre O to the chord (let it be MN) & let OH be the perpendicular to the chord

OH bisects MN into 2 equal parts (each one is x/2)
OMH is a right triangle with one side =8, the second leg =x/2 & the hypotenuse = 12 (Radius)
Apply Pythagoras:

12² = 8² +(x/2)² ==>144=64 + x²/4 ==> x²=4(144-64) =320

x²=320==> x=√320 =17.88 ≈17.9



3 0
4 years ago
Evaluate the following double integral: xy dA D where the region D is the triangular region whose vertices are (0, 0), (0, 3), (
natulia [17]

Answer:

I= 84

Step-by-step explanation:

for

I=\int\limits^{}_{} \int\limits^{}_D {x*y}  \, dA =  \int\limits^{}_{} \int\limits^{}_D {x*y}  \, dx*dy

since D is the rectangle such that 0<x<3 , 0<y<3

I=\int\limits^{}_{} \int\limits^{}_D {x*y}  \, dA =  \int\limits^{3}_{0} \int\limits^{3}_{0} {x*y}  \, dx*dy =  \int\limits^{3}_{0} {x}  \, dx\int\limits^{3}_{0} {y}  \, dy  = x^{2} /2*y^{2} /2 =  (3^{2} /2 - 0^{2} /2)* (3^{2} /2 - 0^{2} /2) = 3^{4} /4 = 81/4

4 0
3 years ago
HELP PLEASE!!!!!! Find the speed of an athlete who makes 4and3/4 laps in 3mins45 seconds on a 400m field in m/s​
Rom4ik [11]

Given:

An athlete who makes 4\dfrac{3}{4} laps in 3 mins 45 seconds on a 400m field.

To find:

The speed of the athlete in m/s.

Solution:

We know that,

Distance covered in 1 lap = 400 m

Distance covered in 4\dfrac{3}{4} laps = 4\dfrac{3}{4}\times 400 m

                                               = \dfrac{19}{4}\times 400 m

                                               = 1900 m

We know that,

1 minute = 60 seconds

3 minutes = 180 seconds

3 minutes 45 second = 180 + 45 seconds

                                   = 225 second

The speed of the athlete is:

Speed=\dfrac{Distance}{Time}

Speed=\dfrac{1900}{225}

Speed\approx 8.44

Therefore, the speed of the athlete is about 8.44 m/s.

7 0
3 years ago
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