16 red cars and 12 black cars. He put half of each colour in each box. Therefore he would put 8 red and 6 black in each box. 8 red + 6 black is 14. Therefore he would have 14 cars in each box.
14.
Answer:
graph C
Step-by-step explanation:
(x+3)(x+1) = 0
therefore x = -3 and x = -1
Answer:
D) π/2 and 3π/2
Step-by-step explanation:
The equation can be factored:
(1 -sin(x))(1 +sin(x)) = 0
The factors will be zero when ...
sin(x) = 1 ⇒ x = π/2
sin(x) = -1 ⇒ x = 3π/2