2 years ago

Find f(-4) for f(x)=9(3)^x

Mathematics

2 answers:

kupik [55]2 years ago

7 0

Answer:

1/9

-------------

jeka942 years ago

3 0

Answer:

$f(-4) = \dfrac{1}{9}$

Step-by-step explanation:

$f(x) = 9(3)^x$

$f(-4) = 9(3)^{-4}$

$f(-4) = 3^2 \cdot 3^{-4}$

$f(-4) = 3^{-2}$

$f(-4) = \dfrac{1}{9}$

You might be interested in

Find the value of x in the proportion. Check your answer. 35/x=7/13 x=?

Oksana_A [137]

35 7
--- = ----
x 13

x=65

35x13 = 455
455/7=64

cross multiply.

3 0

3 years ago

Given that f(x)=x^2+2x+3

qwelly [4]

Answer: f(x)=(x+1)^2+2

7 0

3 years ago

The infographic suggests making small payments on your student loans even before they’re due, yet that won’t automatically get y

adell [148]

Answer:

to keep interest down

Step-by-step explanation:

if you pay your loans early it will knock the interest down

4 0

3 years ago

Evaluate 4|x| +5|y| given that x=8 and y= -7

Ira Lisetskai [31]

4|x| +5|y|
=4|8| +5|-7|
=4(8) + 5(7)
=32 + 35
= 67

7 0

3 years ago

The store sells 6 boxes of cupcakes $18. How much does 10 boxes of cupcakes cost?

kondaur [170]

Answer:

$30

Step-by-step explanation:

6 box = 18

1 box = 3

10 box = 30

4 0

3 years ago