1. Convert to scientific notation: 0.000085 2. Simplify: (–2a4b-6)(3a-2b4) 3. Factor: n2 + 4n – 12 4. Simplify (don’t calculate): 2√(18 ) + 5√8 5. Determine if following relation is a function. Explain why. {(-1, 2), (0, 4), (3, 8), (5, 7), (6, 4)} 6. What is equation of this line? Give the answer in form: y = mx+b 7. Find slope and y-intercept of the line with equation: 4x – y = 8 8. Write equation of line with slope m = -2 and y-intercept = 6 9. Determine whether lines are parallel, perpendicular or neither: 2x + 5y = 10 and 5x + 2y = 10 10. Find equation of line passing through the point (–1, 8) perpendicular to the line: x + 4y = 12. 11. Solve the inequality: 14 – x > 2 + 5x 12. Solve the compound inequality: –5 < 2x – 3 < 11 13. Which of the following represents the graph of g(x) = 4 – 2x ? A) B) C) 14. Find domain for the function f(x) = √(x-5) 15. For f(x) = 4x + 3 and g(x) = x2 – 1 calculate value of composite function (g▫f)(2) 16. For f(x) = 2x + 1 and g(x) = 10×2 find composite function (f▫g)(x) and (g▫f)(x). 17. Test whether the function f(x) = 5x(1 +x2) is even, odd, or neither even nor odd. 18. Write an equation of a function that has the shape of y = x2, but shifted left 3 units and up 2 units. 19. The formula of the blue function (on the left) is: y = x2 Use transformation rules to determine the formula of red function (on the right). 20. Find formula of function y=f(x) where y varies inversely as x, and when x = 4 then y = 5.