3 years ago

The question is y³+9y²

Mathematics

2 answers:

erastova [34]3 years ago

7 0

Can you help I have tried 4 times

m_a_m_a [10]3 years ago

4 0

Here is the answer to your expression!

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<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B5%7D%7B5x%20-%207%7D%20%20%3D%2010" id="TexFormula1" title=" \frac{5}{5x - 7} =

Alex17521 [72]

Answer:

x=1.5

Step-by-step explanation:

5=10(5x-7)
0.5=5x-7
7.5=5x
x=1.5

3 0

1 year ago

Solve x2-14x+21=0 by completing the square

ankoles [38]

$x^2-14x+21=0\\\\x^2-2x\cdot7+7^2-7^2+21=0\\\\(x-7)^2-49+21=0\\\\(x-7)^2-28=0\\\\(x-7)^2=28\iff x-7=-\sqrt{28}\ \vee\ x-7=\sqrt{28}\\\\x=7-\sqrt{4\cdot7}\ \vee\ x=7+\sqrt{4\cdot7}\\\\x=7-2\sqrt7\ \vee\ x=7+2\sqrt7$

4 0

2 years ago

If f(x)=x/2-3and g(x)=3x^2+x-6 find (f+g) (x)

olga_2 [115]

Answer:

3x^2+1.5x-9

Step-by-step explanation:

(f+g) (x)

=f(x)+g(x)

=x/2-3+3x^2+x-6

=3x^2+1.5x-9

3 0

3 years ago

If f(x)=3x^2 and g(x)=4x^2+1, what is the degree of (f0g)(x)

Oxana [17]

Answer:

6⃣

Step-by-step explanation:

3 + 24x² + 48x⁶; take the highest degree term possible.

5 0

2 years ago

Read 2 more answers

I NEED HELP PLEASE <br> are 12 cups greater than or less then 4liters <br> ?????

zhannawk [14.2K]

Answer:

12 cups are less than 4 liters

4 0

2 years ago

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The question is y³+9y²​

The question is y³+9y²