Question

(4) (41)' = (40 + 1)' = (40) + 3x (40)
)
= 64000 + 4800 + 120 + 1 = 68921
Practice Set 5.2
1. Expand
(1) (k+ 4)
(2) (7x + 8y) (3) (7 + m)'
(5) (101)
(6)
(7) (2m + 5
Activity : Make two cubes of side a
of side b each Mak
three of them measuring ax ax b and the rema​

Answer 1

Answer:

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