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zavuch27 [327]
3 years ago
9

Answer this questions please!!!

Mathematics
1 answer:
Svetradugi [14.3K]3 years ago
7 0

Answer:

sin^2 x

Step-by-step explanation:

By the formula,

sin^2 x + cos^2x = 1

so, 1 - cos^ 2 x = sin ^2

<h2>HOPE IT HELPS U!!!! </h2>
You might be interested in
How do you find the y-intercept?​
Alex777 [14]

Answer:

The equation of any straight line, called a linear equation, can be written as:   y = mx + b, where m is the slope of the line and b is the y-intercept.               The y-intercept of this line is the value of y at the point where the line crosses the y axis.

so to find that you can use y=mx+b, or you can use point slope form and that would be y-y1+m(x-x1)

remember m= slope b= y- intercept

7 0
3 years ago
<img src="https://tex.z-dn.net/?f=n%20%2B%207%20%3D%2013" id="TexFormula1" title="n + 7 = 13" alt="n + 7 = 13" align="absmiddle"
torisob [31]

n+7=13

Subtract the 7 and eliminate the 7 then subtract from 13 on the other side.

n=6

8 0
4 years ago
When Gabriella runs the 400 meter dash, her finishing times are normally distributed with a mean of 79 seconds and a standard de
kupik [55]

Answer:

(78, 80)

Step-by-step explanation:

Given a normal distribution :

Mean = 79 seconds

Standard deviation = 0.5 seconds

Using the empirical rule :

95% of her finishing times :

According to the empirical rule, 95% represents 2 standard deviations from the mean that is ± 2 standard deviations from the mean score or value.

Hence ;

The interval will be defined as ;

Mean ± 2(standard deviation)

79 ± 2(0.5)

79 ± 1

(79 - 1) ; (79 + 1)

78 ; 80

4 0
3 years ago
Can u help please this my math ixl's.
JulijaS [17]
I believe you have to multiply
7 0
4 years ago
2. Draw 3 different polygons that have only 2 lines of symmetry
guajiro [1.7K]

Answer:

Hello. The answer is : rectangle, rhombus

I cant think of a third one as yet.

5 0
3 years ago
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