No coding needed, but typed up expressions please. Thank you! Topic is relational algebra and calculus - may have picked wrong subject

1.
a) Π BEAN_NAME (σ COFFEE = ‘Blend101’(HAS_BEAN))
b) Π PERSON, COFFEE(DRINKS) ÷π COFFEE(σ BEAN_NAME=’Pacas’(HAS_BEAN))
c) Π PEOPLE( DRINKS ∞ HAS_BEAN ∞ σ FROM_LOCATION = ‘Rwanda’ (BEAN))
2.
a. {t.LOCATION_NAME | BEAN(t) AND (ⱻd)(HAS_BEAN (d) AND d.COFFEE = ‘Garuda Blend’ AND d.BEAN_NAME =...