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Exponents and Powers — MATHS STD 7 — Question

Gujarat BoardEnglish MediumSTD 7MATHSExponents and Powers1 Mark
Question
4 × 105 + 3 × 104 + 2 × 103 + 1 × 100 = 432010
✓

Answer

False.
Solution:
Take LHS
= 4 × 105 + 3 × 104 + 2 × 103 + 1 × 100
= 4 × 100000 + 3 × 10000 + 2 × 1000 + 1 × 1 [$\therefore$ a0 = 1]
= 400000 + 30000 + 2000 + 1
$=432001\neq\text{RHS}$
Hence, $\text{LHS}\neq\text{RHS}$

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