Answer:

Step-by-step explanation:
Assuming you are supposed to simplify:

Then we need to apply the product rule of indices.

So we multiply to get:

We now simplify the exponents to get:

Therefore the required product is

-3x + 4y = 12
x - y = 1....x = y + 1
-3(y + 1) + 4y = 12
-3y - 3 + 4y = 12
-3y + 4y = 12 + 3
y = 15
x - y = 1
x - 15 = 1
x = 1 + 15
x = 16
one solution (16,15)
Answer:
√ (p(1-p) / n)
Step-by-step explanation:
Standard Error(SE) of the Sample Proportion: √ (p(1-p) / n). Note: as the sample size increases, the standard error decreases.
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Step-by-step explanation:
