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Naddik [55]
3 years ago
6

Simplify the radical expression below.

"TexFormula1" title="3 \sqrt{7} - \sqrt{63} " alt="3 \sqrt{7} - \sqrt{63} " align="absmiddle" class="latex-formula">
Mathematics
1 answer:
anzhelika [568]3 years ago
4 0

So for this, we can simplify √63 as such:


\sqrt{63}=\sqrt{7*9}=3\sqrt{7}


Using the simplified version of √63, we can solve it:


3\sqrt{7} -3\sqrt{7} =0


Zero is your final answer.

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Please *atleast* answer one of them!
Julli [10]

Answer and Step-by-step explanation:

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1. Let's write out the equation to subtract.

7t - 2u - 3v - (t - 3v)

Distribute the negative to the t and -3v.

7t - 2u - 3v - t + 3v         (The negatives cancel out)

Now simplify by combining like terms.

6t - 2u

This is the answer because the 3v and -3v cancel out.

2. I don't really understand what this is saying. Is there answer choices for this? But what I think its saying is that the lift has a constant of 2.

3. To find out the amount of terms, we would simplify the equation.

2x + 3y - 5x + yz - x

-4x  + 3y + yx

Here, we can see that we have 3 terms in this expression.

-4x is the first term, +3y is the second term, and +yx is the third term.

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8 0
3 years ago
Its attached please help!!!
vesna_86 [32]
I think the answer is f
5 0
3 years ago
Read 2 more answers
Solve for v.<br> -5v = -3y + 4
seropon [69]

Answer:

-5v + -3y + 4

the answer is V=3y/5 - 4/5

7 0
3 years ago
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3 0
1 year ago
What is the product of (3a + 2)(4a2 - 2a + 9)?
natka813 [3]

Answer:

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Step-by-step explanation:

(3a+2)(4a²-2a+9)=

12a³-6a²+27a+8a²-4a+18=

12a³+2a²+23a+18

If you need more explanation, reply to this answer.

4 0
3 years ago
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