
Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class
Ex 1.2
Ex 1.2, 2 (a) Important
Ex 1.2, 2 (b)
Ex 1.2, 3 (i)
Ex 1.2, 3 (ii) Important
Ex 1.2, 4
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Question 1 5 (b) Important Deleted for CBSE Board 2024 Exams
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Question 1 5 (d) Important Deleted for CBSE Board 2024 Exams
Question 1 5 (e) Important Deleted for CBSE Board 2024 Exams
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Question 1 5 (g) Important Deleted for CBSE Board 2024 Exams
Question 1 5 (h) Deleted for CBSE Board 2024 Exams
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Last updated at May 29, 2023 by Teachoo
Ex 1.2, 5 Find the product, using suitable properties: (c) 15 × (–25) × (– 4) × (–10) Rough We multiply 25 & 4 as 25 × 4 = 100 ends with 0 15 × (−25) × (−4) × (−10) = 15 × [(−25) × (−4)] × (−10) = 15 × [25 × 4] × (−10) = 15 × 100 × (−10) = −15000