The answer is -1.

First, distribute the negative inside the parenthesis of 1/2.
Next, turn all the denominators into 6 by multiplying by 3 or 2.

-1/2 + 2/3 + -1 1/6
Changes to -3/6 + 4/6 - 1 1/6

-3/6 + 4/6 = 1/6

1/6 - 1 1/6 = -1

4 0

3 years ago

Read 2 more answers

Which exponential function matches the values in the table below?

Delvig [45]

We have the following:

What we must do is evaluate in each function and check the values

$\begin{gathered} f(x)=(\frac{1}{3})^{-x} \\ f(4)=(\frac{1}{3})^{-4}=81 \\ f(-2)=(\frac{1}{3})^{-2}=9 \\ \text{TRUE} \end{gathered}$

The answer is the option F

7 0

1 year ago

Express 18 hours as a percent of 3 days<br>

adelina 88 [10]

Answer:

25%

Step-by-step explanation:

Convert days into hours

3 days = 3×24 = 72 hours

18/72 × 100 = 25%

7 0

4 years ago