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Rzqust [24]
3 years ago
3

Which is true about all quadratic equations that contain a difference of squares? Only the value of c is a perfect square. Only

the value of a is a perfect square. The value b=0. The value |b|=2\sqrt{a} \sqrt{c}
Mathematics
1 answer:
Mekhanik [1.2K]3 years ago
5 0

Answer:

b = 0

Step-by-step explanation:

The standard form of a regular quadratic equation is ax² + bx + c and the standard form of the difference of squares is ax² - c. This means that b = 0 because there is no x term.

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Jean mixed 3 1/3 qt of yellow paint and 2 1/3 qt of blue paint to make green paint
forsale [732]
3 1/3+2 1/3 = 
2+3=5
1/3+2/3=3/3
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3 0
3 years ago
Read 2 more answers
mae ling earns a weekly salary of $325 plus a 6.5% commission on sales at a gift shop. how much would she make in a week if she
uranmaximum [27]

The weekly earning is an illustration of a linear function.

Her total earning when she sells a good worth $4800 is $637

The given parameters are:

\mathbf{Base = 325}

\mathbf{Commission = 6.5\%}

Let the total sales be x and the total earnings be y.

So, we have:

\mathbf{y = Base + Commission \times x}

Substitute known values

\mathbf{y = 325 + 6.5\% \times x}

When she sold merchandise worth $4800, it means that <em>x = 4800</em>

So, we have:

\mathbf{y = 325 + 6.5\% \times 4800}

\mathbf{y = 325 + 312}

\mathbf{y = 637}

Hence, her total earning is $637

Read more about linear functions at:

brainly.com/question/20286983

5 0
3 years ago
Sam bowled three games with scores of 210, 185, and 190. He needs to have a four-game average of 205 to qualify for an elite bow
enyata [817]

Answer: 235

Step-by-step explanation:

Total score if he average 205 = 205 * 4 = 820

Score needed on 4th game = 820 - 210 -185 - 190 = 235

8 0
3 years ago
How do you simplify ratios
VladimirAG [237]

Answer: Simplifying ratios is just like simplifying fractions. Think of ratios as fractions. You divide a number that both numerator and denominator can be divided by.

<u>Example</u>

5/10 = 1/2

How did we get 1/2? Simple! You divide the numerator and denominator by 5.

5/10÷5/5=1/2

You do the same for ratios but the only difference is instead of putting a fraction bar (/) you put a colon (:)

Let's try another example but with a ratio!

<u>Example</u>

5:10 = 1:2

How did we get 1:2? Simple! Again we divided by 5 just like we did with the fraction example! So really ratios are just like fractions!

5:10÷5:5=1:2

<u>Remember</u>

The fraction bar is /

The ratio bar is :

Ratios are just like fractions but the symbol can sometimes trick people.

3 0
3 years ago
Help please help please
scoundrel [369]

Answer:

just use algebraic expression

8 0
3 years ago
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