Mathematics, 06.03.2021 01:20 uc22912

Sasha thought of a number. She added 22.5 to the number then multiplied the result by 2. a) Write this function as a mapping. b) Use inverse functions to work out the number Sasha thought of. Show your working.

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:40, mattstudy305

Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5

Answers: 1

continue

Mathematics, 21.06.2019 17:20, bsheepicornozj0gc

What is the reflection image of (5,-3) across the line y = -x?

Answers: 1

continue

Mathematics, 21.06.2019 18:00, abhibhambhani

Mozart lenses inc. recently introduced seelites, a thinner lens for eyelasses. of a sample of 800 eyeglass wearers, 246 said they would purchases their next pair of eyeglasses with the new lenses. lenses inc. estimates that the number of people who purchase eyeglasses in a year is 1,700,000. most eyeglasses wearer buy one new pair of eyeglasses a year. what is the annual sales potential for the new lenses.

Answers: 1

continue

Mathematics, 21.06.2019 22:10, bejaranobella07

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.

Answers: 2

continue

You know the right answer?

Sasha thought of a number. She added 22.5 to the number then multiplied the result by 2. a) Write th...