Question

(-20)/(-8)/(-2)-3 please tell me answer
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Answer 1

Answer:

15|4

Step-by-step explanation:

the solution of the expression is 15|4

Answer 2

Answer:

b² = (a-b)(a+b)

(a+b)² = a² + 2ab + b²

(a-b)² = a² – 2ab + b²

a² + b² = (a-b)² +2ab

(a+b+c)² = a²+b²+c²+2ab+2ac+2bc

(a-b-c)² = a²+b²+c²-2ab-2ac+2bc

a³-b³ = (a-b) (a² + ab + b²)

a³+b³ = (a+b) (a² – ab + b²)

(a+b)³ = a³+ 3a²b + 3ab² + b³

(a-b)³ = a³- 3a²b + 3ab² –

Step-by-step explanation:

4.25