Grade 9 Mathematics AssessmentInstructions: Answer each question carefully. Write your answer in the space provided.Please enable JavaScript in your browser to complete this form.Please enable JavaScript in your browser to complete this form. Given legs height Name *FirstLastGrade *Contact Number *Phone number or WhatsApp numberEmail *1. Simplify: 3(2x+4)−5x.2. Solve for x: 4x−7=13.3. Evaluate: 5x²+3x−2.4. Factorize: x²−5x+6.5. Solve for x: 2x+3=7x−12.6. Find the slope of the line passing through the points (2,3)and (5,11).7. Write the equation of the line with slope 2 and y-intercept -5.8. Solve for x: x²=49.9. Solve for x: (x−3)(x+4)=0.10. Expand: (x+5)².11. Given the function f(x)=3x+7, find f(2).12. Given the function g(x)=x²−2x+1, find g(−1).13. Find the domain of the function f(x)=1/x-3.14. Solve for x when 2f(x)=10 and f(x)=x+1.15. Find (h∘k)(x) if h(x)=2x+1 and k(x)=x-3.16. Find the area of a triangle with base 10 and height 8.17. What is the circumference of a circle with radius 7, using π≈3.14?18. Find the distance between (1,2) and (4,6).19. What is the volume of a cylinder with radius 3 and height 5? Use π≈3.14.20. Find the equation of the line perpendicular to y=1/2x+3 that passes through the point (0,2).21. Find sin(30°).22. Find tan(45°).23. If cos(θ)= 3/5, find sin (θ), assuming θ is acute.24. Find the length of the hypotenuse of a right triangle with legs 6 and 8.25. Solve for θ if tan(θ)=1, and express the answer in degrees.26. Find the mean of the data set: 4,8,6,10,12, 8, 6, 10, 12.27. What is the median of the data set: 3, 7, 9, 11, 15, 7, 9, 11, 15?28. A bag contains 5 red, 3 blue, and 2 green marbles. What is the probability of picking a red marble?29. If the probability of rain is 0.6, what is the probability it does not rain?30. Find the range of the data set: 2, 9, 4, 11, 7, 9, 4, 11, 7.Assess My Answers
