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Mars2501 [29]
3 years ago
7

The expression "an established fact" refers to _____.

Mathematics
1 answer:
jenyasd209 [6]3 years ago
7 0
Well A.Given Information B. Postulates D.A Theorem That has already been proven Are all Right Except C.
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What is the answer to 4t−t+2
Alexeev081 [22]

Answer:

3t+2

Step-by-step explanation:

First, we focus on the part with the "t" variable. Then we subtract the values with variables which gets us 3t. Finally, we can't do anything with the +2, so our solution is 3t+2.

6 0
3 years ago
I = prt
hodyreva [135]

Answer:

The amount  we need to invest is 500 muggle money.

Step-by-step explanation:

Amount needle to study at Hogwarts = A = 800 muggle money

Principle amount that we need to invest = P

Duration of investment = T = 5 years

Rate if simple interest = R = 12%

Simple interest =  S.I

A = S.I + P

800=\frac{P\times 12\times 5}{100}+P

800=0.6P+P

800=1.6P

P = \frac{800}{1.6}=500

The amount  we need to invest is 500 muggle money.

7 0
4 years ago
Identify the equation that describes the line in slope-intercept form.
drek231 [11]

Answer:

D) y = 2x + 4

Step-by-step explanation:

plug the slope and the x-and-y coordinates into the slope-intercept form of a line to get the y-intercept:

y = mx + b

2 = 2(-1) + b

2 = -2 + b

4 = b

y = 2x + 4

8 0
3 years ago
A basketball is thrown, and its height above ground is represented by the function f(x)=-3x^2+10x+4. At the same time, a drone t
JulijaS [17]

Answer:

The drone takes 2.25 seconds to be higher than the basketball.

Step-by-step explanation:

Based on the definitions given on statement and the image attached below, the red line represents the height of the basketball and the blue line represents the height of the drone, respectively. The height of the drone is higher than the height of the basketball when the y-value of the former is higher than the y-value of the latter. The time is contained in the +x semiaxis.

According to the figure, the drone takes 2.25 seconds to be higher than the basketball.

5 0
3 years ago
Please help me idk this
Masteriza [31]

Answer:

+5

Step-by-step explanation:

If you think about it this way, sea level is like the middle ground, or 0

If you are at 0, and you swim 10 feet BELOW 0, you are now at -10


Your dolphin leaped 5 feet higher than 0 feet, so what is 0 + 5?

+5

8 0
3 years ago
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