3 years ago

What is the additive inverse of (7x – 20)?

Mathematics

1 answer:

Trava [24]3 years ago

7 0

Answer:

cannot factor.

Step-by-step explanation:

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Does anybody know the answer to this

vekshin1

Answer: I believe it's b

Step-by-step explanation:

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It is most likely b

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What is the degree of the polynomial

stellarik [79]

Binomial is the correct type of polynomial for this problem

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Janelle was trying to find the distance between (3,7) and (9,6) in the coordinate plane. She knew the formula was D=√(9 - 3)^2 +

s2008m [1.1K]

Hello :
incorrect answer because :
$\sqrt{ a^{2} + b^{2} } \neq \sqrt{ a^{2} } + \sqrt{ b^{2}} \neq a+b$
but :
$\sqrt{ (a+b)^{2} } = a+b$ ........a+b <span>≥ 0</span>

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3 years ago

Given the function f(x)=-5x^2-2x+20 find f(3)

Deffense [45]

$f(x)=-5x^2-2x+20\\\\f(3)\to\text{put x=3 to the equation of the function f}\\\\f(3)=-5(3^2)-2(3)+20=-5(9)-6+20=-45-6+20=-31\\\\Answer:\ f(3)=-31$

4 0

3 years ago

Is 2x+4+3(2x-1) equivalent to 8x-2

almond37 [142]

Answer: 2x+4+3(2x-1) is not equivalent to 8x-2. it is equivalent to 8x+1

Step by step solution:

Step 1 :

Equation at the end of step 1 :

(2x + 4) + 3 • (2x - 1)

Step 2 :

Final result :

8x + 1

3 0

3 years ago