What is the y-intercept of the function f(x)=4 – 5x?
A. -5
B. -4
C. 4
D. 5

What is the measure of angle z in this figure? enter your answer in the box. z = ° two intersection lines. all four angles formed by the intersecting lines are labeled. clockwise, the angles are labeled 43 degrees, x degrees, y degrees, and z degrees.

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Find the dimensions of the circle. area = 64π in.² r= in.