Kindly do as many as you can. Thanks in advance! The question is shown in the attachment:

Find the area enclosed by the given curves (1) y = 4x2 - 1 and y = 1 - 4x2 (2) y = cos(x) and y = x2 - (3) y = x2 - 4 and y = 5x - 8 (4) y? = x+4 and x + 8 = 5y (5) y = x - 1, y = cos 2 , and x = -1