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Oxana [17]
3 years ago
7

Solve x^2-6x+5=0 by completing the square

Mathematics
1 answer:
Liula [17]3 years ago
6 0

Answer:

x=1 or x=5

Step-by-step explanation:

Let's solve your equation step-by-step.

x2−6x+5=0

Step 1: Factor left side of equation.

(x−1)(x−5)=0

Step 2: Set factors equal to 0.

x−1=0 or x−5=0

x=1 or x=5

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Which expression is equivalent to 2(3x+4)(x-3)
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Answer:

6x^2  − 10x − 24

Step-by-step explanation:

2(3x + 4)(x - 3)

(6x + 8)( x − 3)

6x^2  − 18x + 8x − 24

6x^2  − 10x − 24

7 0
2 years ago
A central angle theta in a circle of radius 7 m is subtended by an arc of length 8 m. Find the measure of theta in degrees. (Rou
gogolik [260]

Answer: In degrees , The measure of \theta=65.5^{\circ}

In radians , the measure of  \theta =\dfrac{8}{7}\text{ radians}.

Step-by-step explanation:

We know that the formula for length of arc is given by :-

l=\theta r

, where \theta = Central angle subtended by arc.

r= radius of the circle.

As per given , we have

Radius of circle : r=7 m

Length of arc : l=  8 m

Substitute these values in the above formula , we get

8=\theta (7)\\\\\Rightarrow\ \theta =\dfrac{8}{7}\text{ radians}

Hence, the measure of \theta =\dfrac{8}{7}\text{ radians}.

To convert it into degrees we multiply it with \dfrac{180^{\circ}}{\pi}

The measure of \theta =\dfrac{8}{7}\times\dfrac{180^{\circ}}{\pi}

=(\dfrac{8\times180}{7\times3.14})^{\circ}=65.5141037307^{\circ}

\approx65.5^{\circ}

Hence, the measure of \theta=65.5^{\circ}

8 0
3 years ago
Which equation represents the function graphed above?
8_murik_8 [283]

Answer:

o.4 and 3.4

Step-by-step explanation:

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3 0
3 years ago
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g100num [7]

Answer:

a>6

Step-by-step explanation:

1) Subtract 1 from both sides.

a>7-1

2) Simplify 7 - 1 to 6.

a>6

<u>Therefor, the answer is </u><u>a > 6</u>.

8 0
3 years ago
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34kurt

Answer:

93

Step-by-step explanation:

15 x 5 = 75 + 18 = 93

5 0
3 years ago
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