lame3245 lame3245

02-03-2019
Mathematics

contestada

Please help!
f *( x ) = 2 sqrt ( x - 5 ) + 4

What's the value of f(21)

Respuesta :

hroscoe hroscoe

02-03-2019

Answer: 4 (assuming the number 4 at the end of the equation IS NOT under the radical

Step-by-step explanation:

Plug 21 in for x:

2squareroot (21-5) + 4

2squareroot 16 + 4

2(4) + 4= 12

Answer Link

Otras preguntas

what has the same level of nutrients as grapefruit?

In a recent experiment, anti-bacterial hand sanitizer was compared to hand soap. Students washed their hands using the sanitizer or soap and warm water for two

There was an Open Door policy between the U.S. and the other countries that traded in China. True False

Candy crunchers wants to see if their new candy is enjoyed more by high school or middle school students. they decide to visit one middle school and one high sc

2. During the first stage of the writing process, you must define your _______, _______, and _______.

help me solve this by multiplication or linar combination please

I WILL GIVE BRAINLIEST! NEEDS TO BE 100% CORRECT THOU! Solve for x. 12(x+20)=372 Enter your answer in the box.

Which source would be used to learn to pronounce a word? a. Thesaurus b. Dictionary c. Almanac d. Encyclopedia

A geometric sequence is defined recursively by an = 3an-1. The 1st term of the sequence is 0.25. What is the explicit formula for the nth term of the sequence?

How did the advances made by Sumerians help their society develop? No fake answers please thanks