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il63 [147K]
3 years ago
13

The product of three integers x, x+2, and x-5 is 240. What are the integers?

Mathematics
1 answer:
Dafna11 [192]3 years ago
7 0

Answer:

  8, 10, 3

Step-by-step explanation:

For finding real solutions to cubic equations and those of higher degree, I find a graphing calculator to be useful. The problem can be cast in the form ...

  f(x) = 0

where f(x) is the difference between the product of the integers and 240:

  f(x) = x(x +2)(x -5) -240

Then all we need to do is ask the calculator to show the x-intercept. It is x=8.

So, the three integers are ...

  • x = 8
  • x+2 = 10
  • x -5 = 3

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50 1/2 divided by 1/4 = 202<br> How are the numbers related?
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Answer:

see the explanation

Step-by-step explanation:

Let

x=50\frac{1}{2}=\frac{50*2+1}{2}=\frac{101}{2}

y=\frac{1}{4}

Find the ratio x/y

\frac{x}{y}=\frac{(101/2)}{(1/4)} =\frac{101*4}{2*1}=202

therefore

\frac{x}{y}=202

x=202y

That means----> The first number (50 1/2) is 202 times greater than the second number (1/4)

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The measurement of a central angle is 75. Find the measurement of <br> in radians
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Circumference = 360 degrees 
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<span>Therefore </span>
<span>360 deg. = 2*π radians </span>
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