3 years ago

F(x)=x^-2x+4 find f(-1)

Mathematics

1 answer:

otez555 [7]3 years ago

7 0

Hello,

$f(x)=x^{-2}+4\\

f(-1)=(-1)^{-2}+4= \dfrac{1}{(-1)^2} +4=1+4=5\\
$

You might be interested in

Geometry- You are designing a poster that will be 3yd wide and 8ft high. How much paper do you need to make the poster? Give you

Sav [38]

Yea. The text book is either wrong or it knows something that we don't. Like as to why they would need to have two more feet. You're right though

6 0

3 years ago

HELP!! Find the the surface area and round to the nearest tenth!

Nat2105 [25]

Well, first do height times width times depth, so 2 times six times eleven. so what's 12 times eleven? 132. Now multiply 132 times two and get 264. Your answer is 264.

4 0

3 years ago

Convert the improper 82/9=

Flura [38]

Answer:

9 1/9

Step-by-step explanation:

82/9= 9 1/9

5 0

4 years ago

Factor 88a3 + 24a2 - 32a completely

Umnica [9.8K]

Answer: 280a

Step-by-step explanation: 88a . 3 + 24a.2-32a

88 .3a+24 . 2a-32a

3 0

3 years ago

You have a bag with 6 jelly beans in it, 4 red and 2 black. what is the probability of picking a red jelly bean first and then a

77julia77 [94]

4/6 * 2/6-1 = 2/3 * 2/5 = 4/15

6 0

3 years ago