Advertisements
Advertisements
प्रश्न
Verify the following:
(–21) × [(– 4) + (– 6)] = [(–21) × (– 4)] + [(–21) × (– 6)]
Advertisements
उत्तर
L.H.S. = (−21) × [(−4) + (−6)]
= (−21) × [− 4 − 6]
= (−21) × [−10]
L.H.S. = 210
R.H.S. = [(−21) × (−4)] + [(−21) × (−6)]
= 84 + 126
R.H.S. = 210
Hence, (–21) × [(– 4) + (– 6)] = [(–21) × (– 4)] + [(–21) × (– 6)]
APPEARS IN
संबंधित प्रश्न
Which property is illustrated by the equation: (5 × 2) + (5 × 5) = 5 × (2 + 5)
Check the following for equality
[(−6) – (+8)] × (−4) and (−6) – [8 × (−4)]
Check the following for equality
3 × [(−4) + (−10)] and [3 × (−4) + 3 × (−10)]
Replace the question mark with suitable integer in the equation
72 + (−5) − ? = 72
–35 × 107 is not same as ______.
23 × (–99) = ______ × (–100 + ______) = 23 × ______ + 23 × ______.
99 × 101 can be written as (100 – 1) × (100 + 1)
If a, b, c are integers and b ≠ 0 then, a × (b – c) = a × b – a × c
(a + b) × c = a × c + a × b
Evaluate the following, using distributive property.
–39 × 99
