1. Answer: y + 4/20
2. Answer: 200
Solution:
a^2 - b^2
= 27^2 - 23^2
= 729 - 529
= 200
3. Answer: Kate earns more than Aiza
Aiza
( 3b + 1 ) ( 3b )
= 9b^2 + 3b
Kate
( 3b + 1 )^2
= 9b^2 + 1
4. Answer: 8 {x}^{3} - 36 {x}^{2} + 54x - 27
v = (2x - 3)^3
= 8x^3 - 36x^2 + 54x - 27
Answer Expert Verefied
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Answers & Comments
1. Answer: y + 4/20
2. Answer: 200
Solution:
a^2 - b^2
= 27^2 - 23^2
= 729 - 529
= 200
3. Answer: Kate earns more than Aiza
Solution:
Aiza
( 3b + 1 ) ( 3b )
= 9b^2 + 3b
Kate
( 3b + 1 )^2
= 9b^2 + 1
4. Answer: 8 {x}^{3} - 36 {x}^{2} + 54x - 27
Solution:
v = (2x - 3)^3
= 8x^3 - 36x^2 + 54x - 27
Answer Expert Verefied