Simplify: 3√90

Complete the square: x² + 9x - 2

Find area of triangle: a = 14cm, b = 23cm, angle = 77°. Give your answer to 2 decimal places

a:b is 3:8 and b:c is 9:1. Find a:b:c in its simplest form.

Find the mean, median and range of: 77, 96, 74, 82, 46, 26, 44, 84, 98. Give your answer to 2 decimal places

Simplify: √539

Complete the square: 3x² + 24x + 5

Find area of triangle: a = 18cm, b = 25cm, angle = 48°. Give your answer to 2 decimal places

a:b is 5:8 and b:c is 5:8. Find a:b:c in its simplest form.

Find the mean, median and range of: 35, 40, 80, 80, 61, 19, 16, 69, 29. Give your answer to 2 decimal places

Simplify: 4√99

Complete the square: x² + 3x - 8

Find area of triangle: a = 13cm, b = 16cm, angle = 65°. Give your answer to 2 decimal places

a:b is 5:8 and b:c is 9:4. Find a:b:c in its simplest form.

Find the mean, median and range of: 52, 76, 59, 89, 65, 88, 36, 13

Simplify: √425

Complete the square: 5x² - 50x + 9

Find area of triangle: a = 29cm, b = 17cm, angle = 50°. Give your answer to 2 decimal places

a:b is 3:7 and b:c is 8:3. Find a:b:c in its simplest form.

Find the mean, median and range of: 68, 69, 10, 36, 66, 90, 64, 30, 71

Simplify: 4√175

Complete the square: x² - 7x - 8

Find area of triangle: a = 16cm, b = 19cm, angle = 43°. Give your answer to 2 decimal places

a:b is 8:3 and b:c is 7:2. Find a:b:c in its simplest form.

Find the mean, median and range of: 21, 80, 61, 69, 99, 98, 80, 76, 34. Give your answer to 2 decimal places