question 1:
question 2:
Question 4 is a tangent problems ( limits &
derivatives)
(d) Find the exact function value. sec -1 - -¹ (-1/2)
Solve for x: e²x+ex - 2 = 0 2x
4. The point P(0.5, 0) lies on the curve y = cos Tx. (a) If Q is the point (x, cos 7x), find the slope of the s