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2 years ago

10

I need to solve for the indicated pieces of the right triangle and round sides and angles to the nearest tenth also find What x

= and m

1 answer:

Troyanec [42]2 years ago

3 0

Check the picture below.

Make sure your calculator is in Degree mode.

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What is the sum (6x^3 – 5x^2 + 3x – 5) + (8x^4 + 3x^3 + 5x^2 + x + 4)?

nadezda [96]

Answer:

8x^4+9x^3+4x-1

Step-by-step explanation:

(6x^3 – 5x^2 + 3x – 5) + (8x^4 + 3x^3 + 5x^2 + x + 4)

Group like terms

8x^4+6x^3+3x^3-5x^2+5x^2+3x+x-5+4

8x^4+9x^3+4x-1

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3 years ago

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Help! complete the table with the missing measurements. the perimeter is 40ft is that helps

Solnce55 [7]

therer sorry for the cropped pic btw lol

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2 years ago

I need help plz!

Irina18 [472]

Answer:

circumference= $\pi$ D

19.5=3.14*D

<u>19.5</u> =6

3.14

D=6

Radius=3

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3.14*3*3=28.26

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Step-by-step explanation:

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3 years ago

Find the area of sector DEF (show work please)

Whitepunk [10]

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240

Step-by-step explanation:

360-120=240

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3 years ago

Which is the graph of f(x) = -(x + 3)(x + 1)?

ch4aika [34]

Answer:

Step-by-step explanation:

x intercepts are -3,-1

f(x)=-(x²+x+3x+3)=-(x²+4x)-3=-(x²+4x+4-4)-3=-(x+2)²+4-3

or f(x)=-(x+2)²+1

vertex is (-2,1)

so it is an inverted parabola with vertex (-2,1) and x-intercepts (-3,0) and (-1,0)

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3 years ago