y = (x + 2)(x + 5)

steps as follows:x times x = x22 times 5 = 102 times x = 2xx times 5 = 5xthen add these together:y = x2 + 7x +10x = -2, -5; y = 0, 10

GL

Related Maths GCSE answers

All answers ▸

A square is placed in a circle of area (49π)cm^2 such that all four vertices of the square lie on the circumference of the circle. What is the area of the square?


Expand and simplify (2x+5)(x^2 + 3x -1)


Solve the simultaneous equations to find x and y: 3x + 5y = 10 , 5x + 4y = 8


The population of sheep on an island is 170. The population of the sheep is expected to increase by 3% each year, what will the population of sheep be in 5 years time? [3 marks]