3 years ago

Find the value of c such that the expression is a perfect-square trinomial.

Mathematics

1 answer:

Kazeer [188]3 years ago

4 0

Answer:

Step-by-step explanation:

perfect-square trinomial form: a² +2ab +b²

a = x

2ab = 18x = 2 * x * 9

c = 9*9 = 81

You might be interested in

The graph below shows the number of open blossoms in a nursery and the number of hours after dawn. answer all that apply

uysha [10]

Answer:

The correct option is B.

Step-by-step explanation:

The given equation is

$y=20x+3$

This equation represent the number of open blossoms in a nursery after x hours.

At initial the number hours is 0.

Substitute x=0 in the given equation.

$y=20(0)+3$

$y=0+3$

$y=3$

The initial value is 3, it means there were three blossoms open at dawn. Option B is correct.

6 0

2 years ago

What is the answer to 54,000×10

mr Goodwill [35]

the answer to 54,000 x 10 is 540,000

8 0

2 years ago

John is 12 years older than Miles. Five years ago, John was two times as old as Miles was back then. How old are John and Miles

Evgen [1.6K]

Answer:

John is 29, Myles is 17.

Step-by-step explanation:

7 0

2 years ago

Read 2 more answers

If a bottle contains 16.9 fluid ounces and a person drank 80% of it how many fluid ounces did that person drink?

Verdich [7]

16.9×0.8= 13.52 fluid ounces

3 0

3 years ago

Read 2 more answers

How to improve your class multiplication skills.

mamaluj [8]

Answer:

PRACTICE.....ONCE THERE WAS A TIME WHEN I'D USED TO FAIL IN MATHS.....BUT NOW I ALWAYS GET 90+ IN MATHS!!!!!

5 0

2 years ago

Find the value of c such that the expression is a​ perfect-square trinomial.

Find the value of c such that the expression is a perfect-square trinomial.