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seropon [69]
3 years ago
13

Evaluate the expression for c = –0.3.

Mathematics
1 answer:
ycow [4]3 years ago
6 0

Answer:

2.16

Step-by-step explanation:

c = -0.3

24c² =

plug in c

24(-0.3)²

solve for the exponent

24(0.09)

multiply

2.16

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Please help me! And please no scam answers
Yuri [45]

Answer:

Average rate of change: -3

Step-by-step explanation:

<u>Remember:</u>

The average rate of change of a function over an interval [a,b] is \frac{f(b)-f(a)}{b-a}

<u>Given:</u>

[a,b]=[1,7]

f(b)=f(7)

f(a)=f(1)

<u>Calculation:</u>

f(b)=f(7)=-(7)^2+5(7)+14=-49+35+14=-49+49=0

f(a)=f(1)=-(1)^2+5(1)+14=-1+5+14=4+14=18

\frac{f(b)-f(a)}{b-a}=\frac{0-18}{7-1}=\frac{-18}{6}=-3

Therefore, the average rate of change of the function g(x)=-x^2+5x+14 over the interval 1\leq x\leq7 is -3.

6 0
2 years ago
What is the area of a sector with a central angle 210 and a diameter of 4.6
gizmo_the_mogwai [7]
Theta = 210°
r = 4.6/2 = 2.3
Area of circle = pi * r * r
= 3.14 * 2.3 * 2.3 = 16.61
Area of sector =
(theta / 360) * area of circle
= (210/360) * 16.61
= 9.69
5 0
3 years ago
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Jennifer is saving money to buy a bike bike cost $321 she has $129 saved and each week she had $16 to savings how long will it t
valina [46]
12 weeks is the answer
8 0
3 years ago
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Solve to find x 3/4 (5x-3) + 8 = 17
Talja [164]

Answer:

3

Step-by-step explanation:

3/4 (5x -3)+8=17

3/4 (5x -3) = 17 - 8 = 9

(5x -3) = 9 * (4/3)= 36/3 = 12

5x = 12 + 3 = 15

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6 0
3 years ago
Suppose a rescue helicopter is 700 feet above sea level descends 300 feet to search for debris or any other signs of a submarine
Harlamova29_29 [7]
700-300+200=600
600+122=722

ANS 722
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2 years ago
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