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Radda [10]
3 years ago
8

Please help please help please help​

Mathematics
1 answer:
pychu [463]3 years ago
5 0
Could you write the question in English? I am not sure of what they are asking but i think you will have to substitute the x and the y into the equation given
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Someone help please
STALIN [3.7K]

Answer:

OK with what

Step-by-step explanation:

OK with what

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3 years ago
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(x+5)(√ 1-x)<br> what is the product of this composite function?
Radda [10]

Answer:

x\sqrt{1-x}+5\sqrt{1-x}

Step-by-step explanation:

(x+5)(\sqrt{1-x} )\\\\=\left(\sqrt{1-x}\right)\left(x+5\right)\\\\\mathrm{Apply\:the\:distributive\:law}:\quad \:a\left(b+c\right)=ab+ac\\\\a=\left(\sqrt{1-x}\right),\:b=x,\:c=5\\\\=\left(\sqrt{1-x}\right)x+\left(\sqrt{1-x}\right)\times\:5\\\\=x\left(\sqrt{1-x}\right)+5\left(\sqrt{1-x}\right)\\\\\mathrm{Remove\:parentheses}:\quad \left(a\right)=a\\\\=x\sqrt{1-x}+5\sqrt{1-x}

6 0
3 years ago
Which situation represents the equation: 5x - 18 = 42
Nookie1986 [14]
The correct answer is C. She makes an amount of money per hour x, then she works five hours so 5x, she then spends 18 on pizza so 5x-18, and then has 42 left over. 5x-18=42
3 0
3 years ago
Find the value of the expression x3−y3+x2+y2+3 by substituting x=−2 and y=1.
vaieri [72.5K]

\\ \sf\dashrightarrow x^3-y^3+x^2+y^2+3

\\ \sf\dashrightarrow (-2)^3-(1)^3+(-2)^2+(1)^2+3

\\ \sf\dashrightarrow -8-1+4+1+3

\\ \sf\dashrightarrow -9+8

\\ \sf\dashrightarrow -1

8 0
3 years ago
Read 2 more answers
Find the difference only do #6
AnnyKZ [126]
4.5*10^-1 =0.45
2*10^-2 =  <span>=<span>150 </span></span><span>(Decimal: 0.02)</span>
3 0
3 years ago
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