Question

सेवंथ क्लास मैथ क्वेश्चन ​

Answer 1

Answer:

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Step-by-step explanation:

1). 2² + (2×-2) + (-2) ²

= 4 + (-4) + 4

= 8 - 4

= 4

2). -8 / 19 + (-2) /57

= -24 + (-2) / 57

= -26 / 57

3). Area of the circle = πr2

= (3.14 × 30×30) Cm2

= 2926 cm2

5). 3/13 ÷ (-4) /65

= 3/13 × 65/(-4)

= -15 / 4