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hammer [34]
3 years ago
7

5x² - 4x + 7 - (2x² - 2x - 3) resolver paso a paso xfas

Mathematics
1 answer:
DaniilM [7]3 years ago
5 0
Simplified into 5x^-2x^2 +2x+8
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A company makes wax candles in the shape of a cylinder. Each candle has a radius of 2 inches and a height of 7 inches. How much
podryga [215]

Answer:

18,471.6 cubic inches of wax will be needed

Step-by-step explanation:

We want the volume that will be required for 210 candles. We first find the volume of 1 candle by using volume of cylinder formula. Then multiply that answer by 210 to find volume of wax needed to make 210 such candles.

Volume of Cylinder is given by the formula:

V=\pi r^2 h

Where

r is the radius

h is the height

Given,

r = 2 in

h = 7 in

We substitute and find 1 candle volume:

Volume of 1 candle = \pi r^2 h = \pi (2)^2 (7) = 87.96

Hence,

Volume of 210 candles = 87.96 * 210 = 18,471.6 cubic inches

5 0
3 years ago
Read 2 more answers
A fishing trip has a base group cost of $84. Each participant in the
Bogdan [553]

Answer:

84+x*60=y

Step-by-step explanation:

you take the amount of people, and multiply it by thier fee, add the single time payment of 84$, and you have your answer which is, 564$

5 0
4 years ago
You spin a spinner numbered 1 to 9, and roll a dice numbered 1 to 6. What is the probability of the compound event "getting an e
inna [77]

Answer:

2/27

Step-by-step explanation:

Probability to get an even number on a spinner is 4/9.

Probability of getting a 5 on a die is 1/6.

4/9*1/6=4/54=2/27

3 0
3 years ago
Write the standard equation of a circle with center (0, 3) and radius 7.
lbvjy [14]
Circle equation:
(x - xo)^{2} + (y - yo)^{2} = {r}^{2}

Center (0, 3)
Xo = 0
Yo = 3

Radius: 7
r = 7

So:

(x - 0)^{2} + (y - 3)^{2} = {7}^{2}
{x}^{2} + (y - 3)^{2} = 49

Answer: x^2 + (y - 3)^2 = 49
6 0
4 years ago
Read 2 more answers
How many soultions does 5(x-3)+6=5x-9
olya-2409 [2.1K]

5(x - 3) + 6 = 5x - 9 has no solution

<em><u>Solution:</u></em>

We have to find the number of solutions for the given equation

Given equation is:

5(x - 3) + 6 = 5x - 9

Multiply the terms inside with bracket with constant outside the bracket

5x - 15 + 6 = 5x - 9

Add the constants in left hand side of equation

5x - 9 = 5x - 9

If the coefficients are the same on both sides, then the sides will not equal, therefore no solutions will occur.

Here, 5x - 9 = 5x - 9

The coefficients are same in both sides of equation

Therefore, the equation has no solution

5 0
3 years ago
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