(a+2)(a-1)
Expand it
Answers
Answered by
1
Answer:
I hope
Step-by-step explanation:
(a+2)(a+ -1)
=a^2+(2+ -1)×a+2×-1
=a^2+ 1a+ -2
Answered by
0
a+2)(a−1)
=a(a−1)+2(a−1)
=a
2
−a+2a−2
=a
2
+(−a+2a)−2(Combiningliketerms)
=a
2
+a−2
Hence, (a+2)(a−1)=a
2
=a(a−1)+2(a−1)
=a
2
−a+2a−2
=a
2
+(−a+2a)−2(Combiningliketerms)
=a
2
+a−2
Hence, (a+2)(a−1)=a
2
Similar questions