3 years ago

F(x)=5^x if F(-2) what does this equal

Mathematics

1 answer:

KengaRu [80]3 years ago

3 0

Answer:

$\frac{1}{25}$

Step-by-step explanation:

Using the rule of exponents

$a^{-m}$ = $\frac{1}{a^{m} }$ , hence

f(- 2) = $5^{-2}$ = $\frac{1}{5^{2} }$ = $\frac{1}{25}$

You might be interested in

Which of the following are correct steps in finding the centroid of triangle CDE? Check all that apply. Construct an altitude th

pishuonlain [190]

Answer:

C....

..............

7 0

3 years ago

Read 2 more answers

Find area sector ACBD.... please and thank you

neonofarm [45]

The sector is $\dfrac{360^\circ - 60^\circ}{360^\circ} = \dfrac 5 6$ of the circle so the area is

$\dfrac 5 6 \pi r^2 = \dfrac 5 6 \pi (10^2) = \dfrac{250 \pi}{3}$

4 0

3 years ago

Can someone give me the answer please it would mean a lot!

nikklg [1K]

Answer:

It can be written as:

(9m)(9m)(9m)(9m)

Step-by-step explanation:

3 0

3 years ago

Help me with this problem

Dima020 [189]

Answer:

a. Ryan 70mph. Janelle 65mph.

b. 4 hours and 48 minutes.

Step-by-step explanation:

a. Ryan 245/3.5=70 mph. Janelle 260/4=65 mph.

b. If Janelle drives 575 miles with the speed of 65 mph, in total it would take her 575/65=8.8 hours, which is 4.8 hours more than 4 hours. (0.8 hours is 48 minutes).

4 0

3 years ago

How do I find the factor of the trinomial<br>x²+x-20

Harrizon [31]

Answer:

(x+5)(x-4)

Step-by-step explanation:

7 0

3 years ago

Read 2 more answers