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galina1969 [7]
3 years ago
10

Which of the following is an example of a quadratic equation?

Mathematics
2 answers:
Gre4nikov [31]3 years ago
6 0
The answer should be B, i hope this helps
REY [17]3 years ago
3 0

Answer:

B. x^2 - 64 = 0

Step-by-step explanation:

A. x+10 = 33  

B. x^2 - 64 = 0

C. Y-776

D. y = 4x + 6

A quadratic has an term with a power of two

You might be interested in
- 6x +15 <br>Can anyone please show me the steps of solving this equation​
Vesna [10]

Answer:

-6x + 15 = - 69 which x = 14

Step-by-step explanation:

You cannot solve this equation. There is no equal sign anywhere. Either you mean

-6x = 15 in which case the answer is

-6x/-6 = 15/-6

x = - 2 1/2 or x= - 2.5

or you mean that you use the distributive property

- 3(2x + 5)

You may have left something out of this.

-6x + 15 = -  69

You can do it now that you have the complete equation. But you need the entire equation before you can answer the question.

Subtract - 15 from both sides.

-6x + 15 - 15 = -69 - 15

-6x = - 84

Divide by - 6

-6x/-6 = - 84/-6

x = 14

But what you want is

-6x + 15

-6*14 + 15

-84 + 15

-69

-6x + 15 = - 69

when x = 14 which is usually what you are asked.

5 0
3 years ago
Vernice did not want to tell her age, so when she was asked, her mother answered for her. Her mother said, “I am double her age
Kisachek [45]

Answer:

Step-by-step explanation:

Let Vernice age be x

Her mother's age be 2x+10

10=1\2(2x+10) = 10×2=2x+10

20=2x+10

20-10=2x

10=2x

x=5

4 0
3 years ago
PLEASEEEEEEEEEE HELPPPPPPPPPPP
ankoles [38]

Answer:

I would just guess, but if i were to actually think about it, i would think C. I hope it helps, and blame it on me if you fail.

Step-by-step explanation:

8 0
3 years ago
Please can u help me
Andreas93 [3]

Step-by-step explanation:

multiply length, width, and height

6x4x6 and 7x4x6

First line: <u>144cm</u>

Second line: <u>168cm</u>

and those are the answers

4 0
2 years ago
Read 2 more answers
Help ASAP I need help with this
Ulleksa [173]

Draw 27 circles and take off 4.5 circles for every hour. The answer will be 6 hrs.

Expression:

-27/-4.5 I believe

7 0
3 years ago
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