Web4 1.7 rad 2.4 rad A C B 12 cm O The diagram shows a circle, centre O, radius 12 cm. The points A, B and C lie on the circumference of this circle such that angle AOB is 1.7 radians and angle AOC is 2.4 radians. (i) Find the area of the shaded region. [4] (ii) Find the perimeter of the shaded region. [5] Web3 7 The curve y = 10 2x +1 −2 intersects the x-axis at A.The tangent to the curve at A intersects the y-axis at C. (i) Show that the equation of AC is 5y +4x = 8. [5] (ii) Find the …
Find an acute angle 0 when 7sin20+3cos20-4 Math Homework
Web3 7 x y O A C D B The parametric equations of a curve are x = 6sin2t, y = 2sin2t +3cos2t, for 0 ≤ t < 0. The curvecrossesthe x-axis at points B and D andthe stationary points areA and C, as shown in the diagram. (i) Show that dy dx = 2 3 cot2t − 1. [5] (ii) Find the values of t at A and C, giving each answer correct to 3 decimal places.[3] (iii) Find the value of the … WebIt is a great app to learn maths if you don't have your mathematic basics. This is probably the best calculator app I've ever tried, this app IS LITERALLY a lifesaver my exams are … binging with babish ziti
If 3cos2 A + 7sin2 A = 3, 0° ≤ A ≤ 90°, then the v
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