HW 32: 1.8 part 3

HW 32: 1.8 part 3

9th - 12th Grade

11 Qs

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HW 32: 1.8 part 3

HW 32: 1.8 part 3

Assessment

Quiz

Mathematics

9th - 12th Grade

Medium

Created by

Kimberly Compean

Used 5+ times

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11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 f(x)=x+2, g(x)=x2f\left(x\right)=\sqrt{x+2},\ g\left(x\right)=x^2  Find  (f o g)(x)\left(f\ o\ g\right)\left(x\right)  

 x2+2\sqrt{x^2+2}  

 x3+2\sqrt{x^3+2}  

 (x+2)2\left(\sqrt{x+2}\right)^2  

 x2(x+2)x^2\left(\sqrt{x+2}\right)  

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 f(x)=x+2, g(x)=x2f\left(x\right)=\sqrt{x+2},\ g\left(x\right)=x^2  Find  (g o f)(x)\left(g\ o\ f\right)\left(x\right)  

 x2+2\sqrt{x^2+2}  

 x+2\sqrt{x+2}  

 x+2x+2  

 x2(x+2)x^2\left(\sqrt{x+2}\right)  

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 f(x)=x2+x, g(x)=x+2f\left(x\right)=x^2+x,\ g\left(x\right)=x+2  Find  (f o g)(x)\left(f\ o\ g\right)\left(x\right)  

 x2+5x+4x^2+5x+4  

 x2+2x+6x^2+2x+6  

 x2+5x+6x^2+5x+6  

 x2+x+2x^2+x+2  

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 f(x)=x2+x, g(x)=x+2f\left(x\right)=x^2+x,\ g\left(x\right)=x+2  Find  (g o f)(2)\left(g\ o\ f\right)\left(2\right)  

 00  

 66  

 88  

 2020  

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 f(x)=3x3, g(x)=x3+2f\left(x\right)=^3\sqrt{x-3},\ g\left(x\right)=x^3+2  Find  (f o g)(x)\left(f\ o\ g\right)\left(x\right)  

 x1x-1  

 3x3+2^3\sqrt{x^3+2}  

 x3x-3  

 3x31^3\sqrt{x^3-1}  

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 f(x)=3x3, g(x)=x3+2f\left(x\right)=^3\sqrt{x-3},\ g\left(x\right)=x^3+2  Find  (g o f)(x)\left(g\ o\ f\right)\left(x\right)  

 x1x-1  

 3x3+2^3\sqrt{x^3+2}  

 x3x-3  

 3x31^3\sqrt{x^3-1}  

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

 f(x)=x2+1, g(x)=xf\left(x\right)=x^2+1,\ g\left(x\right)=\sqrt{x}  Find  (f o g)(x)\left(f\ o\ g\right)\left(x\right)  

 x+1x+1  

 x+1\sqrt{x}+1  

 x2+1+xx^2+1+\sqrt{x}  

 x2+1x^2+1  

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