Find the size of angle XZY. Give your answer to 1 decimal place.
Z
15 cm
h
x
Y
6 cm

Which of the following is correct interpretation of the expression -4+13

Піf x = y and y= z, which statement must be true? оа. -x = -2 b. x= z ос. —x = 2 od. 2= x

Which equation shows the quadratic formula used correctly to solve 5x2 + 3x -4 0 for x? cos -3+ v (3) 2-4() 2(5) 3+ |(3)² +4() 205) 3+ (3) 2-4() -3+ v (3)² +4()