Download presentation

Presentation is loading. Please wait.

Published byIsabel Warren Modified over 5 years ago

1
GCSE Higher Revision Starters 11 Module 3 and 5 Revision

2
Factorise then solve the following x² + 11x + 30 = 0 x² - 14x + 48 = 0 x² - 4x – 12 = 0 x² + 3x – 40 = 0 x² - x – 56 = 0 x² + 23x + 22 = 0 x² - 121= 0 4x² - 25= 0

3
Simplify x² + 8x + 15 x² + 3x - 10 x² - x - 30 x² – 25 x² + x - 20 2x² - 5x - 12

4
Simplify 200 + 18 45 - 20 21 3 16 2 26 x 56 (23)² + 49 ½ (3 + 5)(3 - 5)

5
Simplify 12 + 75 300 - 27 12 6 45 5 23 x 63 (25)² + 121 ½ (3 + 2)(3 + 8) Show that (3 + 5)(3 - 5) equals -22

6
Higher Y is directly proportional to the square of x. When x=10, y=600 a)Express y in terms of x b)Calculate the value of y when x=4 c)Calculate the value of x when y=54 ____________________________ Y is inversely proportional to the square root of x. When x=144, y=2 a)Express y in terms of x b)Calculate the value of y when x=100 c)Calculate the value of x when y=4

7
A box increases in weight from 700g when empty to 1.6kg when full. What is the percentage increase in weight? Express 3x10² as a percentage of 1.6x10³ A car depreciates by 9% per year. It originally cost £24000. How much will it cost in 3 years time? Round your answer to 3 significant figures

Similar presentations

© 2019 SlidePlayer.com Inc.

All rights reserved.

To make this website work, we log user data and share it with processors. To use this website, you must agree to our Privacy Policy, including cookie policy.

Ads by Google