3 years ago

If (9x − 4)(9x + 4) = ax2 − b, what is the value of a? The value of a is _____________.

Mathematics

1 answer:

AlladinOne [14]3 years ago

3 0

Your answer should be 81 for a. I got this result by multiplying 9 by 9.

You might be interested in

Evaluate-(3^5)(3^3) <br>

Stells [14]

Answer:

(3+(3)/(5))(3-(3)/(5))

Step-by-step explanation:

3 0

3 years ago

Read 2 more answers

A line has a slope of -2 and the point (2,7) lies on the line. What is the y-intercept of the line?

Orlov [11]

Answer:

I really hope this helps

Step-by-step explanation:

brainliest please? :)

4 0

1 year ago

chef leo will use a total of 6 1/4 cups of sugar to make 3 chocolate cakes. if each cake recipe requires the same amount of suga

Feliz [49]

a. because to divide 6 1/4 and 3 you need to make the improper fraction a mixed number so the equation is 25/4 / 3/1 then you get the recipricol of 3 witch is 1/3 then you multiply 1/3 x 25/4 whitch is 25/12=2 1/12

7 0

3 years ago

The double box plot shows the test scores for Miss Robinson's second and fourth period

Afina-wow [57]

Answer: The second period class has the greater first quartile.

4 0

3 years ago

What is the area step by step please to understand and what is perimeter step by step please and the type I don't know please he

Yuliya22 [10]

Area is you multiply 7.9 by 5.9 then divide by two and then the perimeter is you add 7.9+5.9+9.86 I think

6 0

2 years ago

Read 2 more answers