Question

3. (a) Simplify: (81): -5* +(8)3.3-7.2°​

Answer 1

Answer:

[0.9−{2.3−3.2−(7.1−5.4−3.5)}]

=[0.9−{2.3−3.2−(7.1−8.9)}]

= [0.9−{2.3−3.2−(−1.8)}]

= [0.9−{2.3−3.2+1.8}]

= [0.9−{4.1−3.2}]

= [0.9−0.9]=0