angcdixon

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  1. angcdixon

    Math

    someone help please!! can you show me how to do these problems: f(x)= square root of x g(x)= 1-2x 1) (fog)(x) 2) (gof)(x) 3) (fog)(-4) 4) (gof)(-4) 5) 2g(-1) - 3g(-1) 6) 2f(-9) the answers are as follows: 1. square root of (1-2x) 2. 1 - (2 sqrt of x) 3. 3 4. 1-4i 5. -3 6. 6i i just need to know HOW to get the answers!! please and thank you