3 years ago

Find the value of y.

Mathematics

1 answer:

stepladder [879]3 years ago

5 0

Answer:

Step-by-step explanation:

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If (3x2 + 22x + 7) ÷(x + 7) = 3x + 1, then (x + 7)( ) = . The check of the polynomial division problem shows that the product of

azamat

Answer:

$(x + 7) * (3x + 1) = (3x^2 + 22x + 7)$

Step-by-step explanation:

Given

$(3x^2 + 22x + 7) \div (x + 7) = 3x + 1$

$(x + 7) * (\ ) = [\ ]$

Required

Complete the blanks

We have:

$(3x^2 + 22x + 7) \div (x + 7) = 3x + 1$

Rewrite as:

$\frac{(3x^2 + 22x + 7) }{ (x + 7)} = 3x + 1$

Cross multiply

$(x + 7) * (3x + 1) = (3x^2 + 22x + 7)$

8 0

3 years ago

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3x+7=13 (x=-2;x=2;x=5)

AnnZ [28]

X=2 because 3 times 2 is 6 and then you add 6 and 7 together and get 13.

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3 years ago

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The diameter of a circle is 6 cm. Find its area to the nearest tenth.

Kruka [31]

Answer:

28.27cm²

Step-by-step explanation:

formula:

A=πr²

d = 2r

Solving for A

A=1/4π d² = 1/4 · π · 6² ≈ 28.27433cm²

rounded: 28.27cm²

hope this helped!

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3 years ago

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Alan rolls two number cubes. What is the probability that the sum of the two numbers will equal 9?

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The answer is 2/15 because it can either be 4 and 5 or 3 and 6

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How many students will chos pepperoni

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The answer will be 50%

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