SKILLS CHECK Week 7 Solve 4 sin 2
- Slides: 7
SKILLS CHECK Week 7 Solve 4 sin 2θ - 2 = 7 cos θ for -180° ≤ θ < 180° correct to 3 significant figures 1 Find the area enclosed by y = x 2 + 2 and the line y = 2 x + 5 2 ai + bj is a vector of magnitude of 10 the direction of 2 i – 4 j 3 Solve e 3 x-2 = 20 ex giving your answer correct to 3 decimal places 4 P(2, -2) lies on the circle x 2 + y 2 + 4(x - y) = 24 Find the equation of the tangent to the circle of P 5 www. mathsbox. org. uk
SKILLS CHECK 1 Solve 4 sin 2θ - 2 = 7 cos θ for -180° ≤ θ < 180° correct to 3 significant figures CLICK FOR SOLUTION www. mathsbox. org. uk NEXT QUESTION
SKILLS CHECK 2 Find the area enclosed by y = x 2 + 2 and the line y = 2 x + 5 CLICK FOR SOLUTION www. mathsbox. org. uk NEXT QUESTION
SKILLS CHECK 3 ai + bj is a vector of magnitude of 10 the direction of 2 i – 4 j CLICK FOR SOLUTION www. mathsbox. org. uk NEXT QUESTION
SKILLS CHECK 4 Solve e 3 x-2 = 20 ex giving your answer correct to 3 decimal places CLICK FOR SOLUTION NEXT QUESTION www. mathsbox. org. uk
SKILLS CHECK 5 P(2, -2) lies on the circle x 2 + y 2 + 4(x - y) = 24 Find the equation of the tangent to the circle of P CLICK FOR SOLUTION www. mathsbox. org. uk CLICK FOR SOLUTION
SKILLS CHECK Week 7 Solve 4 sin 2θ - 2 = 7 cos θ for -180° ≤ θ < 180° correct to 3 significant figures 1 Find the area enclosed by y = x 2 + 2 and the line y = 2 x + 5 2 ai + bj is a vector of magnitude of 10 the direction of 2 i – 4 j 3 Solve e 3 x-2 = 20 ex giving your answer correct to 3 decimal places 4 P(2, -2) lies on the circle x 2 + y 2 + 4(x - y) = 24 Find the equation of the tangent to the circle of P 5 x = 2. 498 y = x - 4 www. mathsbox. org. uk
