# Functions in Algebra Examples

Recent questions in Functions

## Whether each of these functions is a bijection from R to R.a) $f\left(x\right)=-3x+4$b) $f\left(x\right)=-3{x}^{2}+7$c) $f\left(x\right)=\frac{x+1}{x+2}$$d\right)f\left(x\right)={x}^{5}+1$?

Makayla English 2023-03-26

## Find the average value of the function on the given interval?

Chelsea Mcknight 2023-03-25

## How to describe the interval(s) on which the function is continuous, using interval notation?$f\left(x\right)=x\sqrt{x+6}$

testatorstcfg 2023-02-22

## What is the value of k in the function $f\left(x\right)=112-kx$ if $f\left(-3\right)=121$?

buscandoaireka8u 2023-02-22

## Linear function is the function whose graph is a straight line. True or False

daliner4jl 2023-02-14

## If f(x) = x − 4, what does f(3) represent?

Cameron Mccarthy 2023-02-13

## Brianna is graphing the function $f\left(x\right)={x}^{2}+6x+5$. What x-intercepts should Brianna use to graph f(x)?

Trevon Morton 2023-02-07

## Verify Lagrange's Mean Value Theorem (LMVT) for following functions on indicated intervals. Also, find a point c in the indicated interval that satisfy LMVT.$f\left(x\right)=x\left(x-2\right)$ on [1,3]

osloturvpn 2023-01-21

## Let f(x)=x-3 and g(x)=x^2 find f(g(4)) ?

Enrique Cunningham 2023-01-19

## Is x+10 a factor of the function $f\left(x\right)={x}^{3}-75x+250$?

Isaias Black 2023-01-15

## What is the remainder when $\left(2{x}^{3}+4{x}^{2}-32x+18\right)÷\left(x+3\right)$?

pattypoo906 2023-01-14

## In general, what is the y intercept of the function $F\left(x\right)=a\cdot {b}^{x}$ ?

Wendy Larsen 2023-01-08

## What is the domain of the function $f\left(x\right)=2x+5$?

King Waters 2023-01-07

## If f(x)=-x-7, find f(-5)?

ilovegarie3ay 2023-01-06

## If $h\left(x\right)=-2x-10$, what is $h\left(-4\right)$?

Arianna Pruitt 2022-12-31

## Which of the following function is an onto function- A. $f\left(x\right)=\mathrm{sin}\left(x\right)$ on $f:R\to \left[-1,1\right]$ B. $f\left(x\right)=\mathrm{cos}\left(x\right)$ on $f:R\to \left[-1,1\right]$ C. $f\left(x\right)={e}^{x}$ on $f:R\to \left(0,\infty \right)$ D. All of the above.

Alvaro Wilkinson 2022-12-31