28 X 99 = 28 x ______ - 28 x 1
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Answered by
3
Answer:
ANSWER
X=28+(1×2×3×....×16×28)
Y=17+(1×2×3×....×16×17)
X−Y=(28−17)+(1×2×3×4×....×16)×(28−17)
=11×(1+1×2×3×4×....×16)
⇒X−Y is a composite number
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Answered by
0
Answer:
let it be x
28*99=28x-28
28*99=28(x-1)
28*99/28 = x-1
99=x - 1
99 + 1 = x
therfore x = 100
Step-by-step explanation:
now we can also check our answer by fiiling the blank as 100
now
left hand side
28*99=2772
right hand side
28*100 - 28*1
2800-28
2772
hence LHS = RHS
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