N5 unit 1 homeworks

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1. 5marks Volume Homework 2 Q1. 5marks Q2. (NON ­ CALCULATOR!!!!!!!!!!!!!!!!!!!!) Q3. 5marks 2marks 2. S3 National 5 Formal – Recap of Unit 1 1. Simplify (
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  • 1. 5marks Volume Homework 2 Q1. 5marks Q2. (NON ­ CALCULATOR!!!!!!!!!!!!!!!!!!!!) Q3. 5marks 2marks
  • 2. S3 National 5 Formal – Recap of Unit 1 1. Simplify (𝑥+4)2 𝑥2−𝑥−20 2. Express 3 𝑥+1 − 1 𝑥−2 as a fraction in its simplest form. 3. Expand the brackets and collect like terms a) (x + 4)(x2 + 3x – 2) b) (x – 3)2 – 7x 4. A pet shop manufactures dog collars, shown in the diagram below. AB and CD are arcs of the circles with centre at O. The radius OA is 10 inches and the radius OC is 18 inches. Angle AOB is 1600 . Calculate the area of a collar. 5. Find the equation of the line passing through the points (8, -2) and (10, -6) 6. Solve 2(1 + 2x) = 2 – 3(x – 1) 7. Simplify a) √48 b) √27 + √125 c) √40 x √8 d) (2 + √3)(1 - √3) 8. Rationalise the denominator a) 1 √5 b) 3 √5 c) 5 3√7
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