use the distrbutive property to find the product 9×15
Answers
Answered by
1
Answer:
According to distributive property
9*(10+5)= (9*10)+(9*5)
= 90+45
=135
Answered by
1
Answer:
Step-by-step explanation:
Since,
12 is mid number between 9 and 15
Therefore,
We can write it as
(12-3)(12+3)
Because
As you can see (12+3)=9
And (12+3)=15
Final Solution:
(12-3)(12+3)
(12)²-(3)² (using identity (a+b)(a-b)=a²+b²)
144-9
135
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