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faltersainse [42]

3 years ago

9

Please help trying to get my grade up

1 answer:

oksian1 [2.3K]3 years ago

3 0

1. C (x+8)^2
2. D y=6^x
3. D t/2.35 ; 2.13 ft.
4. A (7h^2-2h)/2; 672 cm^2
5. A 4.50 h ; $7.88
For one and two you just have to plug in the numbers into the equation to see what works.
Three four and five you have to read the problems and come up with an equation to get your answer. Please comment if you need to see the work!

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2. If a, b are non-zero rational numbers, and c is a non-zero irrational number, what can we say about

topjm [15]

B lookkkdhdvdb svdbd dhd. She d. Did d. He r. He. Hebrbeue. I’m going uuuyyyyyyyywjd

5 0

3 years ago

Can anyone help me with my homework?

OverLord2011 [107]

"22", "7" and "7,5" are the answers in order

3 0

3 years ago

In a survey, 250 adults and children were asked whether they know how to

Dmitry_Shevchenko [17]

Answer:

18%

Step-by-step explanation:

0.12 is 12 percent.

We also have the 0.06 percent which would just be 6 percent

We need to add up those percentages to get 18 percent, for the people surveyed that cannot swim would be 18 percent.

Our final answer is D.

3 0

2 years ago

Angle A measures 50 degrees. If angle A is rotated 45 degrees, what is the measure of angle A'? 45 degrees 50 degrees 95 degrees

ehidna [41]

Answer:

45 degrees

Step-by-step explanation:

When the angle is rotated, it does not change how many degrees the actual angle is

7 0

3 years ago

Which of the following is the graph of y=sqr root -x-3

Elan Coil [88]

Answer:

The graph in the attached figure

see the explanation

Step-by-step explanation:

we have

$y=\sqrt{-x-3}$

we know that

The radicand must be greater than or equal to zero

so

$(-x-3)\geq 0$

solve for x

Adds 3 both sides

$-x\geq 0+3$

$-x\geq 3$

Multiply by -1 both sides

Remember that, when you multiply or divide both sides of an inequality by a negative number, you must reverse the inequality symbol

$x\leq -3$

so

The domain of the function is the interval (-∞,-3]

For x=-3 ---> the value of y=0

The range is the interval {0,∞)

therefore

The graph in the attached figure

3 0

3 years ago