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Dafna11 [192]
3 years ago
14

what are the solutions of 4x^2-8x+5=0 A. x=2+i/2 or x=2-i/2. B. x=1+i/2 or x=1-i/2 C. x=1+i or x=1-i D. x=2+i or x=2-i

Mathematics
1 answer:
rewona [7]3 years ago
5 0
The correct answer is Option A.
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PLEASE HELP!!
Tanya [424]

Answer:

First blank: [-π/2 , π/2]

Second blank: [-π/2 , π/2]

Step-by-step explanation:

The conditions for inverse function to exist is that the function should be one to one function.

A function for which every element of the range of the function corresponds to exactly one element of the domain.

The function can be tested by the vertical line test.

For the given function f(x) = sin x is not one to one function.

so, the domain of the function f(x)=sin x restricted so that its inverse function exists

The domain will be the range provided that when we apply the vertical line test will intersects at only one point

So, the domain will be<u> [-π/2 , π/2]</u>

And this means f(x) = sin⁻¹ x are on the interval<u> [-π/2 , π/2]</u>

3 0
4 years ago
What is the answer for 3 divided by blank equals 36
Nat2105 [25]
The answer is 12, 3 times 12 is 36
4 0
3 years ago
What’s the answer ?
Sliva [168]

Answer:

C) an obtuse triangle

Step-by-step explanation:

Since the main angle (the angle that corresponds to the longest side) is considered to measure more than 90°, it is an obtuse triangle.

7 0
3 years ago
Read 2 more answers
Connor and Angie helped take attendance during their schools practice fire drill if the actual count was between 77 and 89 inclu
wel

Answer:

The most absolute error is 12

Step-by-step explanation:

The formula for absolute error is given by the following relation;

Absolute error, Δx = Value measured, x₀ - Exact (actual) value, x

Δx = x₀ - x

Since the actual count is between 77 and 89, the maximum absolute error will be where the actual value = 77 and the measured value = 89 and vice versa, giving an absolute error of 89 -77 = 12.

The most absolute error = 12.

4 0
3 years ago
Ok there r 323.1 million people in the USA and if 130,000 r subscribed to the same person I am what would be the chances of me r
Grace [21]
<span>it will be 0.002% running into one of them</span>
7 0
3 years ago
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