Question

(34)

$(34) {}^{2}$
$(a + b) { }^{2} = a {}^{2} + 2ab + b {}^{2}$

Answer 1

(34)²
= (30 + 4)²
= (30)² + (4)² + 2(30)(4)
= 900 + 16 + 240
= 1156

therefore, (34)² = 1156