3 years ago

Find the common ratio of the geometric sequence –4, 12, -36,...

1 answer:

4 0

Answer: -3

Step-by-step explanation:

The common ratio of the geometric sequence –4, 12, -36,... is -3.

12/(-4) =-3

-36/(12) = -3

They both multiply -3 for the next number.

You might be interested in

Tju [1.3M]

Square root of 88 is 9.38083152
Square root of 95 is 9.746794345
9.38083152 + 9.746794345 = 19.12762586

5 0

3 years ago

AveGali [126]

X will always be = to 1

6 0

3 years ago

Natalka [10]

Hello hello helllo hello hello hello

8 0

3 years ago

kvv77 [185]

3x - 4y = 9 and 2x + 3y = 7, which of the following would be the best method?

5 0

3 years ago

solong [7]

The vertex form:

$y=a(x-h)^2+k\\\\(h,\ k)-vertex$

The axis of symetry is x = h.

$y=ax^2+bx+c\to h=\dfrac{-b}{2a}$

We have

$f(x)=-3x^2+18x-7\to a=-3,\ b=18,\ c=-7$

Substitute:

$h=\dfrac{-18}{(2)(-3)}=\dfrac{-18}{-6}=3$

<h3>Answer: x = 3</h3>

6 0

3 years ago