What should be subtracted from a3 -7a2 + 12a +13 to get 7a2 +11a +7?

Question

What should be subtracted from a3 -7a2 + 12a +13 to get 7a2 +11a +7?​

Eliza · Answer

Answer:    h  e  l  l  o    Step-by-step explanation:     a3-0-1a-5  t  h  i  s     a  n  s  w  e  r     o  f     t  h  i  s     q  u  e  s  t  i  o  n  s      m  a  k  e     a  s     b  r  a  l  l  i  s  t

Bella

1. Simplify the following:

(i) 3⁶/7 × 4⅔ (ii) 3³/7 ÷ 16/21

Resolve into factors
[tex]( {x}^{2} – 2xy) – ( {z}^{2} – 2yz)[/tex]

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