28. Solve it using Appropriate property
(a) 526x (-42)x(58) (-526)
(b) 1005 x 95
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Answer:
(b) 1005 * 95
=(1000 +5) (1000-5)
=(1000)² - (5)²
= 1000000 - 25
= 999975
By identity( a² - b²)
(a)526 * (-42-58)
= 526 * (-100)
= -52600
(DISTRIBUTIVE PROPERTY)
HOPE IT HELPS ....
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