3 years ago

What is the value of n so that the expression x^2+11x+n is a perfect square trinomial?

Mathematics

1 answer:

Sonbull [250]3 years ago

7 0

N = 30 makes that a perfect square

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Need some help pleas

FromTheMoon [43]

Answer:

80%

Step-by-step explanation:

If you divide 52 by 65 you will get a decimal, then multiply by 100% to get the equivalent.

52/65 = 0.8

0.8 x 100 = 80%

4 0

3 years ago

Read 2 more answers

17) List the ways five dogs a Beagle, a Collie, a Greyhound, a Poodle and a

Gnoma [55]

Answer:

10 pairs

It is a combination

Explanation:

This is a combination because the order does not matter: the Beagle - Collie couple is the same as the Collie - Beagle couple, so it is only counted once.

The formula for combinations is:

$C(m,n)=\dfrac{m!}{n!\cdot (m-n)!}$

For five diffferent dogs to be put in pairs, the number of different pairs is:

$C(5,2)=\dfrac{5!}{2!\cdot (5-2)!}=\dfrac{5\times 4}{2}=10$

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3 years ago

Which expression is equivalent to 5x + 7y

astra-53 [7]

7y + 5x is another way to write it, is there anything specific you're looking for

3 0

3 years ago

What is the degree of

belka [17]

Answer:

B. 5

Step-by-step explanation:

The degree of the above polynomial is the highest power of x.

In this case,the highest power of x is 5 in 6x^5.

So,the degree of the polynomial is 5.

8 0

3 years ago

A stainless steel patio heater is a square pyramid. The length of one side of the base is 19.8 in. The slant height of the pyram

Black_prince [1.1K]

The height of the pyramid is 91.686422 in.

5 0

3 years ago