The answer you are looking for is -5x^5-5x^4+6x^3-x^2-7x+20
-I hope this is the answer you are looking for, please feel free to post your future questions on Brainly.com.

4 0

3 years ago

HELP I AM IN A TEST AND SOMEONE DELETED MY OTHER QUESTION BEFORE! AND I STILL NEED HELP PLZ I WILL GIVE BRAINLIEST AND THANKS AN

saw5 [17]

Answer:

30-7x4 = 2

Step-by-step explanation:

First, do 7x4, which equals 28. Then subtract that from 30, and you get 2.

Do the parentheses first, 21-6=15. Then 15 divided by 0.2 = 75. 75+5=80.

Sorry I couldn't help on any of the other ones, I don't have much time.

5 0

2 years ago

Factor completely 4u^2-28u+49

aleksandrvk [35]

Assignment: $\bold{Factor \ 4u^2-28u+49}$

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Answer: $\boxed{\bold{\left(2u-7\right)^2}}$

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Explanation: $\downarrow\downarrow\downarrow$

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[ Step One ] Rewrite $\bold{4u^2-28u+49}$

$\bold{\left(2u\right)^2-2\cdot \:2u\cdot \:7+7^2}$

[ Step Two ] Apply perfect square formula

Note: Perfect Square Formula: $\bold{\left(a-b\right)^2=a^2-2ab+b^2}$

$\bold{a=2u,\:b=7}$

$\bold{\left(2u-7\right)^2}$

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$\bold{\rightarrow Rhythm \ Bot \leftarrow}$

6 0

3 years ago

Which expression has the smallest value?<br> A. |15|<br> B. |-24|<br> C. |-31|<br> D. |42|

Dennis_Churaev [7]

-31 Because it is a negative number
Explaination I’m smart Thank me cause I’m right

6 0

3 years ago

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