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Sonbull [250]
3 years ago
13

I need help writing an expression​

Mathematics
1 answer:
zepelin [54]3 years ago
5 0
I can help you write one
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Which statement best describes the equation x = 3
FinnZ [79.3K]

Answer:

that x is represented by 3 as the value

Step-by-step explanation:

4 0
3 years ago
What’s the least common multiple of 12 and 2
NNADVOKAT [17]

For example, for LCM (12,30) we find:

Using the set of prime numbers from each set with the highest exponent value we take 22 * 31 * 51 = 60. Therefore LCM (12,30) = 60.

7 0
3 years ago
Two cables support a 800​-lb ​weight, as shown. Find the tension in each cable.
jeka94

Answer:

  • 892 lb (right)
  • 653 lb (left)

Step-by-step explanation:

The weight is in equilibrium, so the net force on it is zero. If R and L represent the tensions in the Right and Left cables, respectively ...

  Rcos(45°) +Lcos(75°) = 800

  Rsin(45°) -Lsin(75°) = 0

Solving these equations by Cramer's Rule, we get ...

  R = 800sin(75°)/(cos(75°)sin(45°) +cos(45°)sin(75°))

     = 800sin(75°)/sin(120°) ≈ 892 . . . pounds

  L = 800sin(45°)/sin(120°) ≈ 653 . . . pounds

The tension in the right cable is about 892 pounds; about 653 pounds in the left cable.

_____

This suggests a really simple generic solution. For angle α on the right and β on the left and weight w, the tensions (right, left) are ...

  (right, left) = w/sin(α+β)×(sin(β), sin(α))

5 0
3 years ago
Please help! Will give brainliest!<br> Don't give a like.
den301095 [7]

9514 1404 393

Answer:

  • fraction
  • denominator
  • product
  • numerator

Step-by-step explanation:

When you multiply a <u>fraction</u> by a whole number, the denominator in the product is the same as the <u>denominator</u> of the fraction. The numerator in the product is the <u>product</u> of the whole number and the <u>numerator</u> of the fraction.

__

That's the rule. It is derived from the fact that multiplication indicates repeated addition.

  \dfrac{2}{7}\times3=\dfrac{2}{7}+\dfrac{2}{7}+\dfrac{2}{7}=\dfrac{2+2+2}{7}=\dfrac{2\times3}{7}\qquad\text{for example}

7 0
3 years ago
What is the value of f(x) = 9when x = -2?
spin [16.1K]

f(x)=9\Longrightarrow f(-2)=9

The function is a constant. No matter the input the output will always be equal to 9.

Hope this helps.

r3t40

6 0
3 years ago
Read 2 more answers
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