Use the expansion formula to find the value of : (102 x98)
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Answered by
1
Answer:
It is known that, (a + b) (a − b) = a2 − b2.
98 × 102
= (100 − 2) × (100 + 2)
= (100)2 − (2)2
= 10000 − 4
= 9996
Answered by
1
Answer:
(x+a)(x+b) = x² + (a+b)x + ab
Step-by-step explanation:
(x+a)(x+b) = x² + (a+b)x + ab
(90+12) (90+8) = 90² + (12+8)90 + (12×8)
= 8100 + 1800 + 96
= 9996
Hopefully
Brainliest
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