Factorise
4x-6x2
2x(2-3x)
Solve (x + 3)(x - 7)
x = -3, 7
P = 1500
i = 5%
n = 7 years
Balance = ?
B=$2025
x2+8x+12
(x + 6)(x + 2)
Solve x(2x- 4)
x = 0, 2
Calculate the interest generated from $7000 after 4 years at 3.5% p.a.
$980
x2 - 25
(x - 5)(x + 5)
x2 - 100
x = 10, -10