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Module Progress: Special Angles (30°, 45°, and 60°)

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Special Angles (30°, 45°, and 60°)

question 1 of 1 Grade: Ten - G10

Q: Find sin 30°, cos 45°, and tan 60°.

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Step 1: Substitute x = 3 into the function: f(3) = 3² + 2*3 + 1. Step 2: Compute 3² = 9, 2*3 = 6. Step 3: Sum all terms: 9 + 6 + 1 = 16. Step 4: So, f(3) = 16. Example: f(2) = 2² + 2*2 + 1 = 4 + 4 + 1 = 9.

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Did You Know?

Step 1: Substitute x = 3 into the function: f(3) = 3² + 2*3 + 1. Step 2: Compute 3² = 9, 2*3 = 6. Step 3: Sum all terms: 9 + 6 + 1 = 16. Step 4: So, f(3) = 16. Example: f(2) = 2² + 2*2 + 1 = 4 + 4 + 1 = 9.

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