The probability that a number is chosen at random is a divisor of 48 is 0.18.
A mathematical expression is made up of terms (constants and variables) separated by mathematical operators. A mathematical equation is used to equate two expressions. Equation modelling is the process of writing a mathematical verbal expression in the form of a mathematical expression for correct analysis, observations and results of the given problem. The formula to calculate the probability of occurrence of an event 'A' can be written as -
P(A) = n(A)/n(S)
where -
n(A) = Number of outcomes favorable to event A.
n(S) = Total number of outcomes
We have a number is chosen at random from 1 to 50.
The divisors of 48 are -
1, 2, 3, 4, 6, 8, 12, 16, 24
n(A) = 9
n(S) = 50
So, we can write the probability as -
P(A) = n(A)/n(S)
P(A) = 9/50
P(A) = 0.18
Therefore, the probability that a number is chosen at random is a divisor of 48 is 0.18.
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-2x-y=-9
5x-2y=-9
we use equation 1 first.
-2x -y = -9
-y = -9 + 2x
y = 9 -2x
We substitute value of y in equation 2
5x - 2 (9 - 2x) = -9
5x -18 - 4x = -9
5x - 4x = -9 + 18
x = 18 -9
x = 9
We now find the value of y
-2x -y = -9
-2 (9) - y = -9
-18 - y = -9
-y = -9 + 18
y = 9 - 18
y = -9
equation in ax^2 + bx + c = 0 form. Then find the value of the discriminant to support your
answer.
9. Think of another quadratic equation that has one (1) real number solution. Write the
equation in ax^2 + bx + c = 0 form. Then find the value of the discriminant to support your
answer.
10. Think of another quadratic equation that has no (0) real number solutions. Write the
equation in ax^2 + bx + c = 0 form. Then find the value of the discriminant to support your
answer.
Answer: The answer here is x=2
Step-by-step explanation:
This is a linear equation, take 5x to other side ut will change a sign then solve for x.
2x+5=21
2x=21-5
2x=16
Lastly divide by 2 both sides to get 2
Answer:
$2,100 interest
Step-by-step explanation:
15,000×7% = 1,050
1,050×2 = 2,100
Answer:
15000x2x7/100 = 210
Step-by-step explanation:
x^2= 150
Urgent!
The solutions to the mathematical equation x^2 = 150 are x = 12.25 and x = -12.25.
To solve the equation x^2 = 150, we have to find the value of x. The first step is to take the square root of both sides. The square root of x^2 is x, and the square root of 150 equals approximately ±12.25. So, the answer is:
x = ±√150
x = ±12.25
Thus, the solutions for the equation x^2 = 150 are x = 12.25 and x = -12.25.
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