Find 95 × 99 using suitable algebraic identity. Also, mention the identity used.
Answers
Answered by
0
Step-by-step explanation:
(a-b)(a+b)
100(100-1)-5(100-1)
10000-100-500+5
10005-600
9405
Answered by
1
Answer:
95×99
identityIV: (x+a)(x+b) = x²+(a+b)x+ab
(90+5)(90+9)=(90)²+(5+9)90+5×9
=8100+(14×90)+45
=8100+1260+45
=9405
Step-by-step explanation:
To solve this question we use identity IV.
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