Simplify it using brackets-105- 104

The expression is: 105× 104We can write it as=(100+5)(100+4)Using the identity: (x+a)(x+b)0ex0ex=x^2+(a+b)x+ab0ex0ex=100^2+(4+5)100+4× 50ex0ex=10000+400+500+200 ...

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Standard X

Mathematics

Sum of Infinite Terms of a GP

Simplify it u...

Question

Simplify it using brackets:-
$105 \times 104$

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Solution

The expression is:-
$105 \times 104$
We can write it as= $(100 + 5) (100 + 4)$
Using the identity:-
$(x + a) (x + b) = x^{2} + (a + b) x + a b = 100^{2} + (4 + 5) 100 + 4 \times 5 = 10000 + 400 + 500 + 20 = 10000 + 900 + 20 = 10920$
Hence, the solution is = $10920$

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Simplify it using brackets:-105×104

The expression is:-105×104We can write it as=(100+5)(100+4)Using the identity:-(x+a)(x+b)=x2+(a+b)x+ab=1002+(4+5)100+4×5=10000+400+500+20=10000+900+20=10920Hence, the solution is =10920

Simplify it using brackets:-
$105 \times 104$

The expression is:-
$105 \times 104$
We can write it as= $(100 + 5) (100 + 4)$
Using the identity:-
$(x + a) (x + b) = x^{2} + (a + b) x + a b = 100^{2} + (4 + 5) 100 + 4 \times 5 = 10000 + 400 + 500 + 20 = 10000 + 900 + 20 = 10920$
Hence, the solution is = $10920$