5. Find the product, using the distributive property of multiplication over subtraction.
(a) 99 x 35
(b) 70 x 98
(c) 101 x 99
Answers
Answered by
1
Step-by-step explanation:
- 3,465
- 6,860
- 9,999.
I think is correct answer give me thanks
Answered by
1
a) 99 x 35
(100-1) (100-65)
(x+a)(x+b)=x2+(a+b)x+ab
x=100, a=-1,b=-65
(100)^2+(-1-65)100 +(-1•-65)
10000+ (-6600)+66
10000-6600+66
3466
(100-1) (100-65)
(x+a)(x+b)=x2+(a+b)x+ab
x=100, a=-1,b=-65
(100)^2+(-1-65)100 +(-1•-65)
10000+ (-6600)+66
10000-6600+66
3466
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