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Sophie [7]
2 years ago
11

What are zeros of function y=2x2 -3x-20, and why

Mathematics
1 answer:
kykrilka [37]2 years ago
4 0
4 and -2.5

You can get this by first factoring the equation. 

(2x + 5)(x - 4)

Then set both equal to zero and solve individually. 
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Check the picture below.

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What is 2,069 is in the written
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Step-by-step explanation:

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Given the coordinates below, what is the midpoint of AB?<br> A(-6, -10)<br> B(2,5)
madreJ [45]

Given :

\:

  • A(-6, -10)
  • B( 2, 5)

\:

\gray{ \frak{The \:  given \:  two \:   \: points  \: are(x_{1 },y_{1})=(−6 , -10)and(x_{ 2 },y_{2} )=( 2,5 )\:}}

\:

Let's solve by using midpoint formula :

\:

\bf \boxed{\color{red}\frak{Midpoint \:   \: Formula :  {( \: x ,\:y \:  ) = }(  \frak{ \frac{x_{1 } + y_{1}}{2} , \frac{x_{2 } + y_{2}}{2} )}}}

\:

\large \gray{ \frak{( \: x ,\:y \:  ) = }(  \frak{ \frac{ -6 + 2}{2} , \frac{ - 10 + 5}{2} )}}

\:

\: \large \gray{ \frak{( \: x ,\:y \:  ) = }(  \frak{ \frac{ -4}{2} , \frac{ - 5}{2} )}}

\:

\large \gray{ \frak{( \: x ,\:y \:  ) = }(  \frak{  \cancel\frac{ -4}{2} ,  \cancel\frac{ - 5}{2} )}}

\:  \:

\underline{ \boxed{ \large \red{ \frak{option \: d }(  \frak{   - 2, - 2.5)}}}}✓

Hope Helps! :)

6 0
2 years ago
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Troyanec [42]

Answer:

96 units^2

Step-by-step explanation:

A of parallelogram =base×height

12×8= 96 units^2

8 0
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Which number sentence below matches this word problem? On Monday, 4 people signed up to go bowling. The following day, 11 more p
rewona [7]

Answer:

4 + 11 = 15

Step-by-step explanation:

brainliest plz

4 0
3 years ago
Read 2 more answers
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