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Delvig [45]
3 years ago
13

How does writing equivalent equations help you solve a system of equations?

Mathematics
1 answer:
Alexus [3.1K]3 years ago
3 0
Writing equivalent equations help you solve system of equations because it sets it up for being broken down part by part.

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8. The logo for a company is a regular hexagon inscribed inside a circle. The logo will
fgiga [73]

Divide the hexagon into 6 equal streak triangles which would have side length equal to the radius of the circle.


the area of an equal lateral triangle = sqrt(3)/4 x radius^2


the area of the hexagon would be 6 x sqrt(3)/4 x radius^2


Area = 6 x sqrt(3)/4 x 8^2 = 166.2768 square feet


rounded to the nearest whole foot = 166 square feet.

5 0
3 years ago
Use the discriminant to determine how many and what kind of solutions the quadratic equation 2x^2 - 4x = -2 has.
IgorC [24]

Answer:

We can use three solution and they are

(1)completing the square

(2)quadratic formula

(3) factorisation method

3 0
3 years ago
The expression (1/50)(sqrt(1/50)+sqrt(2/50)+sqrt(3/50)+...+sqrt(50/50) is a Riemann Sum approximation for
alexira [117]
\dfrac1{50}\left(\sqrt{\dfrac1{50}}+\sqrt{\dfrac2{50}}+\cdots+\sqrt{\dfrac{50}{50}}\right)=\displaystyle\sum_{n=1}^{50}\sqrt{\dfrac n{50}}\frac1{50}

describes a sum of the areas of 50 rectangles, each of width \dfrac1{50}, and the nth rectangle has height \sqrt{\dfrac n{50}}.

\sqrt{\dfrac n{50}} ranges from a small positive number to 1, which means the integration interval must be [0,1]. The sum is then the right-endpoint Riemann sum of \sqrt x over the interval with 50 equally spaced subintervals, so

\displaystyle\sum_{n=1}^{50}\sqrt{\dfrac n{50}}\frac1{50}\approx\int_0^1\sqrt x\,\mathrm dx

The sum itself evaluates to roughly 0.676, while the exact value of the integral is \dfrac23\approx0.667.
3 0
3 years ago
Is the triangle isosceles, equilateral, or
aleksandrvk [35]

Answer:

B

Step-by-step explanation:

Equilateral because the sides are equal

8 0
3 years ago
How to solve y + 12 = 10​
Elan Coil [88]

Answer:

y=-2

Step-by-step explanation:

y+12=10

Move the 12 to the other side

Once you move the 12 on the otherside it will become negtive

y=10-12

y=-2

Hope this Helps!

6 0
3 years ago
Read 2 more answers
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