jennifercovarru jennifercovarru

01-02-2017
Mathematics

contestada

If f(x)= 3 over x+2- square root x-3 f(19)=

Respuesta :

01-02-2017

f(19)= (3/(19+2)) - sqrt(19-3)
= (3/21) - sqrt(16)
= (1/7) - 4
= (1/7) - (28/7)
= -27/7
= - 3 6/7

Answer Link

Otras preguntas

Simplify (5x^3-x+14)-(3x^2-9x+4)

(08.06)The following data show the height, in inches, of 11 different garden gnomes: 2 9 1 23 3 7 10 2 10 9 7 After

The internet is a worldwide assembly of computer

Lisa has a rectangular trampoline that is 6 feet long and 12 feet wide. What is the area of her trampoline in square feet?

A drug that is made from anesthetic which is a common ingredient in pesticides is known as

A club decides to sell T-Shirts for 15$ as a fund-raiser. It cost $20 plus $9 per T-Shirt to make them. How many T-Shirts need to be made to make a profit of at

A cooler contains 7 cans of soda; 3 colas, 3 orange, and 1 cherry. Two cans are selected at random without replacement. Find the probability that at least on

What is a vertical section through the body, dividing it into left and right, called? what is a vertical section through the body, dividing it into left and rig

A drug that is made from anesthetic which is a common ingredient in pesticides is known as

1. Solve -2n + 5 > 7. 2. Kia experimental probability of striking out at baseball is 13%. Out of 30 times at bat about how many times will she strike out?