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Naya [18.7K]
2 years ago
14

Someone answer this please (6)

Mathematics
1 answer:
postnew [5]2 years ago
7 0
7+ (-5) = 2.
Therefor, 4^2 would be the right answer.
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Need help with a math question PLEASE HELP
kodGreya [7K]

Answer:

18%

Step-by-step explanation:

From the table you can state that:

  • the total number of students is 10,730
  • the number of students receiving Finincial Aid and is Graduate is 1,879

Use the definition of the probability

Pr=\dfrac{\text{The number of favorable outcomes}}{\text{The number of all possible outcomes}}

So,

  • the number of favorable outcomes = 1,879
  • the number of all possible outcomes = 10,730

Hence, the probability is

Pr=\dfrac{1,879}{10,730}\approx 0.1751\approx 18\%

3 0
3 years ago
Quiz: Completing the Square 7 Solving Quadratic Equations
galina1969 [7]

Answer:

Step-by-step explanation:

x²-5x=12

x²-5x+(\frac{-5}{2})²=12+(frac{-5}{2})²

(x-\frac{5}{2} )^2=12+\frac{25}{4} =\frac{73}{4} \\x=\frac{5}{2} \pm\frac{\sqrt{73} }{2}=2.5 \pm 4.272\\x\approx 6.772,-1.772\\\\x \approx 06.77,-1.77

7 0
2 years ago
Which graph represents the function f(x)=4⋅3x ?<br> Please help!!!
S_A_V [24]

Answer:

Option D is correct.

Step-by-step explanation:

An exponential function is in the form of y =ab^x where a is the initial value and b≠ 0 , b >1 .

Given: The function f(x) = y = 4 \cdot 3^x           ......[1]

The domain is all real numbers and the range is y > 0.

y-intercept defined as the graph crosses the y-axis.

Substitute the value of x= 0 in [1] to solve for y;

y = 4 \cdot 3^0  = 4

y-intercept = (0, 4)

End behavior:

when b =3 >1

then;

as x \rightarrow \infty , f(x)\rightarrow \infty

as  x \rightarrow -\infty , f(x)\rightarrow 0

therefore, the only graph which represents the function y = 4 \cdot 3^x   is Option D



6 0
2 years ago
A student working on a report about mathematicians decides to find the 98% confidence interval for the difference in mean age at
balandron [24]

Answer:

The entire population is measured in both cases, so the actual difference in means can be computed and a confidence interval should not be used.

Step-by-step explanation:

A student working on a report about mathematicians decides to find the 98% confidence interval for the difference in mean age at the time of math discovery for Greek mathematicians versus Egyptian mathematicians. The student finds the ages at the time of math discovery for members of both groups, which include all Greek and Egyptian mathematicians, and uses a calculator to determine the 98% confidence interval based on the t distribution, <u>the entire population is measured in both cases, so the actual difference in means can be computed and a confidence interval should not be used.</u> There is no as such explanation of this scenario, its just the answer mentioned above.

6 0
3 years ago
What is the domain of the function graphed?
Salsk061 [2.6K]

Answer:

D) all real numbers

Step-by-step explanation:

The domain is all real numbers because the graph continues to the left and right infinitely.

3 0
3 years ago
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