Simplify the following expressions, where possible:

Question

1.2.1 4 (2) 3 − (− 1)
5
1.2.2 100 + (3) 3 − 8
1.2.3 4 (3) 3
÷ 2
3
+ 169
1.2.4 532𝑥 (1) 0
1.2.5 𝑥 (2) 3
𝑦 × 𝑦𝑥
2
1.2.6 (2) 𝑥
7
𝑥
4
1.2.7 5𝑥𝑦 (3) 3
(

Answer 1

1.2.1: 10

1.2.2: 109

1.2.3: 37

1.2.4: 532

1.2.5: x^5*y^3

1.2.6: 2^(x/7)

1.2.7: 15xy^3