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3 years ago

What is 15/9 + 4/6. Find the sum and write as a mixed number.

Mathematics

1 answer:

Genrish500 [490]3 years ago

5 0

Answer:idk idk idk idk I just want points hehehe

Step-by-step explanation:

So idk idk idk and then I just get points hehehe

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What is the volume of the figure?

Elan Coil [88]

Answer:

Step-by-step explanation:

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2 years ago

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PLZ HURRY!!!!!!!!!!!!!<br> Simplify. <br> −4x^2(5x^4−3x^2+x−2)

Simora [160]

$\bold{Answer}$

$\boxed{\bold{-20x^6+12x^4-4x^3+8x^2}}$

$\bold{Explanation}$

$\bold{Simplify: \ -4x^2\left(5x^4-3x^2+x-2\right)}$

$\bold{------------------}$

$\bold{Distribute \ Parenthesis}$

$\bold{\left(-4x^2\right)\cdot \:5x^4+\left(-4x^2\right)\left(-3x^2\right)+\left(-4x^2\right)x+\left(-4x^2\right)\left(-2\right)}$

$\bold{Apply \ Addition \ / \ Subtraction \ Rules: \ +\left(-a\right)=-a,\:\:\left(-a\right)\left(-b\right)=ab}$

$\bold{-4\cdot \:5x^4x^2+4\cdot \:3x^2x^2-4x^2x+4\cdot \:2x^2}$

$\bold{Simplify \ -4\cdot \:5x^4x^2+4\cdot \:3x^2x^2-4x^2x+4\cdot \:2x^2: \ -20x^6+12x^4-4x^3+8x^2}$

$\bold{-20x^6+12x^4-4x^3+8x^2}$

$\boxed{\bold{Eclipsed}}$

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3 years ago

What is the area of the trapezoid?

IRINA_888 [86]

Answer:

69.75 square inches

Step-by-step explanation:

Add the top and bottom lengths then divide by 2 before multiplying it with the height

1/2x(3+12.5)=7.75

7.75x9=69.75

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3 years ago

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What scale factor was used in the dilation ????? Helpppppp

slava [35]

Answer:

Step-by-step explanation:

Dilation = dividing original by (number) to = dilated version.

10/5=2

Dividing 10 by 5 to = 2

(10=original size) (2=dilated size)

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3 years ago

Which of thw following is equivalent to tosq root of -50

eimsori [14]

i = $\sqrt{-1}$
Product rule of radicals: √ab = √a x √b

Firstly, factor out i: $i\sqrt{50}$

Next, apply the product rule of radicals here as such:

$i\sqrt{50}=i\sqrt{10\times 5}=i\sqrt{5\times 2\times 5}=5i\sqrt{2}$

<u>Your answer is 5i√2, or the second option.</u>

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4 years ago

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