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Olin [163]
3 years ago
13

What is the value of the smaller zero of the function defined by 2x2 + 9x + 7?

Mathematics
1 answer:
lyudmila [28]3 years ago
3 0

Answer:

We can factor the quadratic function into (2x + 7)(x + 1) and this way, the terms sum to 2x^2 + 9x + 7. Looking at the 2 factors 2x+7 and x+1, the way to find the zeros is to set both of these expressions equal to 0. Therefore we have: 2x+7=0

Step-by-step explanation:

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Step-by-step explanation:

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Welp here a pick bc I really have no idea what Im looking at
mylen [45]

Answer:

D) -\sqrt[3]{x-1}

Step-by-step explanation:

-the function is the cube root

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- the cube root of -8 is -2, at -8 the graph is +2. so the function is negated

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7 0
3 years ago
Select all equations that can represent the question: "How many groups of 45 are in 1?" A ?⋅1=45? Times 1 is equal to 4 fifths B
Aleonysh [2.5K]

This question is not correctly written.

Complete Question

Select all equations that can represent the question: "How many groups of 4/5 are in 1?" A ?⋅1=4/5? Times 1 is equal to 4 fifths B 1⋅4/5=?1 times 4 fifths is equal to ? C 4/5÷1=?4 fifths divided by 1 is equal to ? D ?⋅4/5=1? Times 4 fifths is equal to 1 E 1÷4/5=?1 divided by 4 fifths is equal to ?

Answer:

D ?⋅4/5=1 = ? Times 4 fifths is equal to

E 1÷4/5=? = 1 divided by 4 fifths is equal to

Step-by-step explanation:

How many groups of 4/5 are in 1?

The operation used to solve this is that Division operation.

Hence, we solve it by saying:

1 ÷ 4/5 = ?

= 1× 5/4 = ?

5/4 = ?

Cross Multiply

5 = 4 × ?

? = 5/4

The equations that can represent the question: is

Option D ?⋅4/5=1 = ? Times 4 fifths is equal to

Option E 1÷4/5=? = 1 divided by 4 fifths is equal to

7 0
3 years ago
Help me answer this math question.
ozzi
The answer to the question is c

y≥3x-8

y≥3(4)-8

y≥12-8

y≥4

Therefore, x=4. y=4
4 0
3 years ago
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