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wariber [46]
2 years ago
5

What are the roots of this quartaic equation? -102 + 12r - 9 = 0

Mathematics
2 answers:
elena-14-01-66 [18.8K]2 years ago
7 0

Answer:

r = \frac{37}{4}  

I hope this helps!

katovenus [111]2 years ago
4 0

Answer:

0

Step-by-step explanation:

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Graph the function f(x)=32x−4. Use the line tool and select two points to graph.
muminat

Answer:

I believe the points (0,-4) and (1,28) work. You can also use (0.125,0) if you can.

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3 years ago
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Courtney is a retail store manager and will make $40000 this year. She expects to pay 28% of her income in tax, how much money w
AlexFokin [52]
<h3>♫ - - - - - - - - - - - - - - - ~Hello There!~ - - - - - - - - - - - - - - - ♫</h3>

➷ Find the multiplier:

28/100 = 0.28

1 - 0.28 = 0.72

Multiply the total amount by this multiplier:

40,000 x 0.72 = 28,800

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3 years ago
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Juan was given a gift card for a coffee shop. Each morning, Juan uses the card to buy one cup of coffee. Each cup of coffee cost
Black_prince [1.1K]

Answer:

A=30-2x

Step-by-step explanation:

Cost of one cup of coffee=$2

The original amount of money on the gift card= $30

Juan's expenses in buying coffee, after x morning are \$2\times x.

The amount of money left, A, on the card = (Original amount) - (Total expenses)

A=30-2x

Hence, the equation for, A, the amount of money remaining on the card is

A=30-2x.

7 0
3 years ago
Matt had 5 library books. He checked out 1 additional book every week without retuening any books. Whats the matching equation
photoshop1234 [79]

Answer:

The equation would be y = x + 5, in which x is the number of weeks and y is the number of books he has.

Step-by-step explanation:

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5 0
3 years ago
Can somebody please help me with #11 thank you
aniked [119]
The graph is not a function, as it does not pass the vertical line test. The lines at 2,-1 and 2,3 overlay and pass the vertical line more than once, meaning that the graph is not a function.
6 0
3 years ago
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