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61.

Factorise:

$space space straight a to the power of 4 space minus space straight b to the power of 4$

84 Views

62.

Factorise:

p⁴ - 81

527 Views

63.

Factorise:

x⁴ - (y + z)⁴

825 Views

64.

Factorise:

a⁴ - 2a²b² + b⁴

411 Views

65.

Factorise the following expressions.

p² + 6p +8

247 Views

66.

Factorise the following expression:
q² - 10q + 21

230 Views

67.

Factorise the following expression:

p² + 6p - 16

466 Views

68.

Factorise x² + 8x + 16.

100 Views

(2y - 3)(2y - 3)

280 Views

70.

Factorise 49y² – 36.

80 Views