Question

a) (m + n) (m-n)
b) a2 + b2 + c2 + 2ab + 2bc + 2ac
c) x2 + (a + b)x + ab
d) (a + b) (a? - ab + b2)
e) (a - b)(a² + ab + b2)​

Answer 1

side of a room 30cm 3cm 3m

b) distance between two town 100cm 100km 100m

c) width of a store parking lot 30cm 30km 30m

d) height of window 1m 1km 10cm

e) height of an adult 1m 5kg 5m10cm

Answer 2

Answer:

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Step-by-step explanation:

$a) m {}^{2} - n {}^{2} \\ \\ b) (a+b+c) {}^{2} \\ \\ c) (x+a) (x+b) \\ \\ d) a {}^{3} + b {}^{3} \\ \\e) a {}^{3} - b {}^{3}$