piercste000 piercste000

09-02-2022
Mathematics

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g(x)=4x-2 ,h(x)= 5x, evaluate (h×g)(3)

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Snor1ax Snor1ax

09-02-2022

Answer: 50

Step-by-step explanation:

[tex]h\:\circ \:g=h\left(g\left(x\right)\right)[/tex]

[tex]g\left(x\right)=4x-2[/tex]

[tex]=h\left(4x-2\right)[/tex]

[tex]=5\left(4x-2\right)[/tex]

[tex]=20x-10[/tex]

Substitute 3 for x:

= 20(3)-10

= 50

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