Answer:
yes
Step-by-step explanation:
when it has the Same numbers over and over it's a repeated decimal
What is the probability that a randomly selected golf ball will be green?
Answer:
37.5%
Step-by-step explanation:
Answer:
6/16
.375
Step-by-step explanation:
x2 + 10x + 25
x2 − 25
x2 + 25
Answer: x^2 - 25
Explanation:
Here is a tip/ shortcut to multiplying binomials in the (a + b)(a - b) format.
The only things you have to look for is the factor of a * a and the factor of b * b.
The reason being, a * -b and b * a cancel each other out no matter what.
For example
1. (x + 5)(x - 5) Multiply by
x * x =
2. (x + 5)(x - 5) Multiply by -5 in the second binomial
x * -5 = -5x
3. (x + 5)(x - 5) Multiply 5 in the first binomial to
5 * x = 5x
4. (x + 5)(x - 5) Multiply 5 in the first binomial to -5 in the second binomial
5 * -5 = -25
5. Now that you have all of your answers, write your equation, in order, to look like this.
- 5x + 5x - 25
6. -5x and 5x cancel each other out when combining like terms so you're left with.
- 25
In the end, steps 2, 3, 5, and 6. can be taken out by doing this.
Just multiply by to get
Then just multiply 5 in the first binomial to -5 in the second binomial to get -25
Then write your answer.
- 25
This works because there is no need for steps 2,3,5, and 6 since they lead to the same outcome from doing steps 1 and 4.
Answer:
Is that all of the question
Step-by-step explanation:
Answer:
3 to 15
3:15
3/15
Step-by-step explanation:
The value of the two numbers will be -25 and -5.
The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.
Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.
Given that the difference between the two numbers is 20 and their product is 125. Let the two numbers are x and y.
x - y =20 or x = y + 20
xy = 125
Solve the equations,
y(y+20) = 125
y² + 20y -125 =0
y² +25y - 5y -125=0
y(y + 25) --5(y + 25) = 0
( y + 25 )( y - 5 ) = 0
y = -25 and y = 5
x = y + 20
x = -25 + 20
x = -5
Therefore, the value of the two numbers will be -25 and -5.
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