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AleksandrR [38]
3 years ago
14

Help meeeee please- i am lost on how to solve it..

Mathematics
1 answer:
Artyom0805 [142]3 years ago
4 0
Using the ac method : (b-5) (b-3)
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Simplify expression (3 2/3)6/5
avanturin [10]

Step-by-step explanation:

It's your 6/5 an exponent?

8 0
3 years ago
Suppose a hexagonal traffic sign is dilated by a scale factor of 2.5 about its center. Which statement is true? A. The dilated s
xeze [42]

<em>Hexagonal</em> implies that the <em>traffic sign</em> has six straight sides. But <u>dilating</u> it changes its <em>length</em> of sides, but not its angles. So that the <em>statement</em> that is <u>true</u> is option B.

i.e B. The <u>dilated</u> sign will have corresponding line segments that are <em>proportional</em> to those of the pre-image and <u>corresponding</u> angles that are congruent to that of the pre-image.

Dilation involves <u>increasing</u> or <u>decreasing</u> the line segments of a given shape by a <em>scale factor</em>. This process do not affect the measure of the internal <u>angles</u> of the shape.

Given a <u>hexagonal</u> traffic sign in the question, this implies that the traffic sign has six sides. <u>Dilating</u> it by a scale factor of 2.5 about its center would affect its <em>length</em> of sides. So that the <em>statement</em> that is <u>true</u> is option B.

i.e B. The dilated sign will have <u>corresponding</u> line segments that are proportional to those of the pre-image and <em>corresponding</em> angles that are congruent to that of the pre-image.

Visit: brainly.com/question/8285347

4 0
3 years ago
Evaluate -3x^2-4x=-1
Butoxors [25]
Use the Quadratic formula, 

x= -b +/- sqrt(b^2-4ac)
     -------------------------
                2a

x= 4 +/- sqrt(16+12)
     ----------------------
              -6

x = 4+/- sqrt(28)
      ---------------
            -6

x = 4 +/- 2*sqrt(7)
      ------------------
              -6

x= 2(2+/- sqrt(7))
     ------------------
            2(-3)


x= 2+/- sqrt(7)
     --------------
           -3
5 0
3 years ago
Which equation represents a line which is perpendicular to the line y = -x – 7?
Aleksandr-060686 [28]

Answer:

Which equation represents a line which is perpendicular to the line y=-1/7x-3

Step-by-step explanation:

Step-by-step explanation:

To be perpendicular m1(m2)=-1

-1m/7=-1

m=7

So the perpendicular line will have 7 as the linear coefficient

y=7x+b

3 0
3 years ago
Find the length of the arc.
Ket [755]
This is the answer in different units
Millimeters-7660.46
Centimeters-766.046
Meters-7.66047
Kilometers- 0.00766046
Inches-301.593
Feet-25.13
Yards- 8.37758

6 0
2 years ago
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