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1111Exam2Review.pdf - Review for Exam 2 Math 1111 Fall 2017...

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Math 1111 Fall 2017 Powell Review for Exam 2 For problems 1 through 15, EITHER solve each equation for the variable by hand OR graph each side of the equation and label each graph and any points of intersection. However you choose to solve, write the solution, or state that there is no real solution, or that all real numbers are solutions. Whenever possible, give exact answers; do not round. 1. √𝑥𝑥 + 7 = 6 2. 4 𝑥𝑥 + 17 1 = 2 3. 40 3 𝑥𝑥 = 𝑥𝑥 − 4 4. √𝑥𝑥 − 4 = 2 5. √𝑥𝑥 3 = 3 6. 𝑥𝑥 3 4 = 8 7. ( 𝑥𝑥 − 6) 2 3 = 4 8. 𝑥𝑥 2 3 = 1 4 9. 𝑥𝑥 3 = 125 10. ( 𝑥𝑥 + 9) 3 = 64 11. ( 𝑥𝑥 − 3) 3 = 40 12. ( 𝑥𝑥 2 + 9 𝑥𝑥 + 8)( 𝑥𝑥 2 2 𝑥𝑥 − 8) = 0 13. 4 + 9 𝑥𝑥 = 5 2 14. 8 4𝑥𝑥−24 1 = 2 𝑥𝑥−6 15. 11 𝑥𝑥 2 +8𝑣𝑣+15 = 1 𝑥𝑥+3 4 𝑥𝑥+5
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