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العمليات على الدوال

Authored by غادة شلتوت

Mathematics

11th Grade

Used 5+ times

العمليات على الدوال
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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

تساوي (f+g)(x)فإن ،f(x)=x²+5x-2,g(x)=3x-2إذا كانت

x²+8x-4

x²+8x

x²+4x+4

x²-8x-4

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

تساوي (f⋅g)(x)فإن،f(x)=x²-5,g(x)=-x+8 إذا كانت

-x³+8x²-5x-40

-x³-8x²+5x-40

x³+8x²+5x-40

-x³+8x²+5x-40

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If f(x) = {(2, 5), (6, 10)} and g(x) = {(10, 13), (5, 8)}, then what is (f°g)(x)?

{(5, 8), (10, 13)}

{(2, 8), (6, 13)}

{(5, 8), (6, 13)}

{(5, 8), (6, 10)}

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

تساوي (gₒf)(x)فإن ،f(x)=2x-5 , g(x)=4xإذا كانت

8x + 20

8x - 5

8x + 5

8x - 20

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(fₒg)(3)=فإن ،f(x)=x²-5 , g(x)=2x+1إذا كانت

4

7

44

49

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If g(x)=x+3 and ,f(x)=x²+5 what is (gₒf)(x)?

3x²+9

x²+3x+5

x²+6x+14

x²+14

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