2 years ago

Subtract polynomials. (9x²+ 3x – 11) - (2x²+ 4x + 3)

Mathematics

1 answer:

Stella [2.4K]2 years ago

7 0

Answer:

7x^2-x-14

Step-by-step explanation:

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Answer: 8

Step-by-step explanation:

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2 years ago

What is the product ? (4y-3)(2y^2+3y-5)

yuradex [85]

Answer:

8y^3 + 6y^2 - 29y + 15

Step-by-step explanation:

8y^3 + 12y^2 - 20y - 6y^2 - 9y + 15

then

8y^3 + 6y^2 - 29y + 15 is the product

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3 years ago

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Find the product. (-3ab2)3 -27 a3b6 -9 a3b5 -23 a2b2 27 ab

7nadin3 [17]

Answer:

a) -27 a³ b⁶

Step-by-step explanation:

Explanation:-

Given ( -3 ab² )³

By using (ab )ⁿ = aⁿ bⁿ

( -3 ab² )³ = (-3)³ a³ (b²)³

Again , using formula $(a^{m} )^{n} = a^{mn}$

= -27 a³ b⁶

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2 years ago

When Anna was born 16 years ago, her small town of Lewisville had a population of 15,000. The population has increased 11% each

Alex17521 [72]

15.000 ÷ 100

150 = 1%

1650 = 11%

1650 x 16 = 26.400

26.400 + 15.000 = 41.400

So 41.400 is the population number now.

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3 years ago

3 more than one-half of a number is 10. What is the number?

Pani-rosa [81]

Answer:

Step-by-step explanation:

Let's call the number x.

$\dfrac{x}{2}+3=10$

Subtract 3 from both sides:

$\dfrac{x}{2}=7$

Multiply both sides by 2:

$x=14$

Hope this helps!

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3 years ago

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