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Nataly [62]
4 years ago
12

X^2-5x=-4 line of symmetry

Mathematics
1 answer:
Kipish [7]4 years ago
6 0
The axis of symmetry in form
y=ax^2+bx+c is -b/2a

so
y=x^2-5x+4
y=1x^2-5x+4
-b/2a=-(-5)/(2*1)=5/2
the axis of symmetry is x=5/2
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The three interior angle measures of this triangle are x = <br> °, y = <br> °, and z =
tankabanditka [31]

check the picture below.


recall that a flat-line is always 180°, and the sum of all interior angles in a triangle is 180°.

3 0
3 years ago
Gianna has a two $3,000 one year CDs at different banks. Each compounds
sertanlavr [38]

Answer:

Option D

Step-by-step explanation:

To calculate compound interest we will use the formula :

A=P(1+\frac{r}{n})^{nt}

Where,

A = Amount on maturity

P = Principal amount = $3000

r = rate of interest = 8.4% = 0.084

n = number of compounding period = Monthly = 12

t = time = 1 year

Now put the values in the formula.

A=3000(1+\frac{0.08}{12})^{(12)(1)}

   = 3000(1+0.007)^{12}

   = 3000(1.007)¹²

   = 3000 × 1.08731066

   = 3261.93198 ≈ $3261.93

While the other bank compounds interest daily.

Therefore, n = 365

Now put the values in the formula with n = 365

=3000(1+\frac{0.084}{365})^{(365)(1)}

=3000(1+0.00023014)^{365}

=3000(1.00023014)^{365}

= 3000 × 1.08761958

= 3262.85874 ≈ $3262.86

Difference in the ending balance = 3262.86 - 3261.93

                                                       = $0.93

The difference in the ending balances of both CDs after one year would be $0.93.

8 0
4 years ago
Find the product of 5 and 539.
iris [78.8K]

The product of 5 and 539 is 2695

<h3 /><h3>What does it mean to find the product of numbers:</h3>

Finding the product of numbers simply means multiplying 2 or more numbers.

Therefore, the product of 5 and 539 can be done as follows:

  • 5 × 539

Multiplication or product sign is denoted as ×.

Therefore,

5 × 539 = 2695

learn more on product: brainly.com/question/24867438?referrer=searchResults

8 0
3 years ago
Read 2 more answers
Which steps should be used to compare the fractions 2/9 and 5/6​
DochEvi [55]

Answer:

Step-by-step explanation:

1. Find a common denominator

To find a common denominator, find a multiple that both fractions have. In this case, the common denominator is 18 because 9 can get to 18 by 9 x 2 and 6 can get to 18 by 6 x 3.

2. Convert your fractions to both have a common denominator.

2/9 x 2/2 = 4/18              5/6 x 3/3 = 15/18

3. Compare

4/18 < 15/18 which means

2/9 < 5/6

Hope this helps!

7 0
3 years ago
What is the product of (3a + 2)(4a2 – 2a + 9)?
nataly862011 [7]

Answer:

a = -2/3

Step-by-step explanation:

Solve for a over the real numbers:

(3 a + 2) (4 a^2 - 2 a + 9) = 0

Split into two equations:

3 a + 2 = 0 or 4 a^2 - 2 a + 9 = 0

Subtract 2 from both sides:

3 a = -2 or 4 a^2 - 2 a + 9 = 0

Divide both sides by 3:

a = -2/3 or 4 a^2 - 2 a + 9 = 0

Divide both sides by 4:

a = -2/3 or a^2 - a/2 + 9/4 = 0

Subtract 9/4 from both sides:

a = -2/3 or a^2 - a/2 = -9/4

Add 1/16 to both sides:

a = -2/3 or a^2 - a/2 + 1/16 = -35/16

Write the left hand side as a square:

a = -2/3 or (a - 1/4)^2 = -35/16

(a - 1/4)^2 = -35/16 has no solution since for all a on the real line, (a - 1/4)^2 >=0 and -35/16<0:

Answer:  a = -2/3

6 0
4 years ago
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