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Decimal Operations

Operations on Decimal Numbers Operations on Decimal Numbers Addition of Decimal Numbers To add decimal numbers, align the decimal points and then add the numbers as you would with whole numbers. Example 1: 12.34 + 56.78 Align the decimal points: 12.34 + 56.78 = 69.12. Example 2: 23.45 + 67.89 Align the decimal points: 23.45 […]

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SANKALP – HEAT

Heat – Complete Chapter | VCA Notes 🔥 Heat – Complete Chapter Notes Introduction to Heat Heat is a form of energy transferred between bodies or systems due to a temperature difference. It always flows from a region of higher temperature to lower temperature. Main Features: Measured in Joules (J); older unit: calorie (cal). Different

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Trigonometry Multiple Choice Questions 1. If \(\sin \theta = \frac{8}{17}\), find the value of \(\cos \theta\) and \(\tan \theta\). (a) \(\frac{15}{17}, \frac{8}{15}\) (b) \(\frac{13}{17}, \frac{7}{15}\) (c) \(\frac{11}{17}, \frac{7}{15}\) (d) None of the above 2. Find the value of \((3 \cos^2 60° + 2 \cot^2 30° – 5 \sin^2 45°)\). (a) \(\frac{11}{4}\) (b) \(\frac{13}{4}\) (c) \(\frac{15}{4}\)

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