What is the value of x y 320
for x = 2, y = -4 and z = -2 ?
1 / 1
0 -1
O 1

1/2

Step-by-step explanation:

anything raised to the power of zero equals 1

2^5 · (-4)^-3 · (-2)^0

32 · 1/64 = 32/64 = 1/2

for a it would be 24 children.

for b i don't understand the question. is it saying for each individual person they pick 5 reds to 7 greens or is it the whole group. clarify and i hope this can you.

step-by-step explanation: