(x2 + 1)2 – x
2 = 0 has
(a) four real roots (b) two real roots
(c) no real roots (d) one real root
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Watc, as we EXERCISE 2.2 poust be 200 -8Kin, fo) 753 + 607 + 0 +94 +36 1767 +42 +33 +39 Vil 564 + 197 + 103 At least one of the numboy, 1. If the product of two whole number is zero, what can you conclude about the woman Both 2. If product of two whole numbers is 1. what can you conclude about 3. Find the sum by suitable regement, humbole. 7 308 + 563 +222 + 937 (e) 896 + 208 + 204 +792 4. Find the product using suitable properties. a) 625 x 275 x 16 (b) 125 x 400 x 8 x 25 C) 385 x 5x60 5. Simplify the following using suitable properties: 16) 536 x 1002 (e) 743 x 999 + 743 (h) 541 x 10 x 367 - 267 x 5410 0 661x1002-662 6
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