GCSE Functions Gold

Solve f(x) = 24 when f(x) = 6x² and x > 0

Solve f(x) = 17 when f(x) = 2x + 10

Solve f(x) = 7 when f(x) = (x / 4) + 15

Solve f(x) = 1 when f(x) = (x² – 5) / 4 and x > 0

Solve f(x) = 2 when f(x) = (x² – 13) / 6 and x > 0

Solve f(x) = 17 when f(x) = 10x – 13

Solve f(x) = 3 when f(x) = (x + 18) / 6

Solve f(x) = 13 when f(x) = x² – 3 and x > 0

Solve f(x) = 96 when f(x) = 6x² and x > 0

Solve f(x) = -3 when f(x) = (x – 20) / 7

Solve f(x) = 11 when f(x) = (x / 3) + 6

Solve f(x) = -16 when f(x) = (50x + 40) / 10

Solve f(x) = -1 when f(x) = (x – 8) / 8

Solve f(x) = 112 when f(x) = 7x² and x > 0

Solve f(x) = -13 when f(x) = x² – 14 and x > 0

Solve f(x) = 896 when f(x) = 14x² and x > 0

Solve f(x) = -15 when f(x) = (x / 4) – 11

Solve f(x) = 14 when f(x) = 14x² and x > 0

Solve f(x) = 13 when f(x) = (x / 4) + 14

Solve f(x) = 243 when f(x) = 3x² and x > 0

Solve f(x) = 17 when f(x) = (35x – 21) / 7

Solve f(x) = 8 when f(x) = (x² + 15) / 3 and x > 0

Solve f(x) = 66 when f(x) = 10x – 14

Solve f(x) = -15 when f(x) = (x / 7) – 12