MATHEMATICS HIGH SCHOOL

Preform the indicated operation. Write your answer in proper a + bi form.HELP!!
(4 +√-6) + (8-√-294) -(21 + √-216)

Answers

Answer 1
Answer: (4 +√(-6)) + (8-√(-294)) -(21 + √(-216))=\n4+\sqrt6i+8-7\sqrt6i-21-6\sqrt6i=\n-9-12\sqrt6i

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Convert to vertex form. y=2x^2+14x-4

5x+3y=39
x+y=3

*ELIMINATION METHOD *

Answers

5x+3y=39
x+y=3
we will eliminate the y terms first
multiply bottom equation by -3
-3x-3y=-9
add this to the first equation
5x-3x+3y-3y=39-9
2x+0=30
divide both sdies by 2
x=15

subsitute into second equation
x+y=3
15+y=3
subtract 15 from both sdies
y=-12

x=15
y=-12

A football team loses 5 yards on one play and then loses 8 yards on the nezt play. Write an addition expression that represents the change in the position of the team for the two plays. Then find the sum

Answers

-5+-8+-13 yards in would be

Which inequality best represents the situation in which you must be at least 42 inches tall to ride the roller coaster

Answers

42 \leq x

For the function y = 4x – 11, what is the output when the input is 10?

Answers

= 4x - 11

x is the input, y is the output.

So if you want to know what input is needed to get an output of 10, set y to 10 and solve for x:

10 = 4x - 11

21 = 4x

x = 21/4

Efectúa la división de polinomios:
3x²-2x³-1
x + 2

Answers

Answer:3x^2-2x^3+X+1

Step-by-step explanation:

In which scenario would someone want to use the Paste Link option?A. Jimmy is writing an email to his friend. He wants to copy and paste a graph that he made in a spreadsheet into his email to show his friend.
B. Joyce is writing a paper on global warming. She copied and pasted a chart that she found in an online journal into her paper.
C. Jack is making a slide show of pictures from his last vacation. He has been reviewing his pictures and copying and pasting the best ones for the slide show.
D. Jamie is continually entering data on poverty rates around the country into a spreadsheet. She copied and pasted key parts of her data into her paper.

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The scenario in which someone would want to use the paste link is when Jimmy is wring an email to his friend, he copies and pastes a graph in a spreadsheet to his email to show his friend. This way the friend can follow the link to see the spreadsheet.
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