ShmoopTube
Where Monty Python meets your 10th grade teacher.
Search Thousands of Shmoop Videos
CAHSEE Math Videos 210 videos
Statistics, Data, and Probability I: Drill Set 1, Problem 1. What is the mean yearly salary?
Statistics, Data, and Probability I: Drill Set 1, Problem 2. What is the median length of these writing utensils?
CAHSEE Math Statistics, Data, and Probability I: Drill Set 1, Problem 3. The mode of the number of days in each month for a single non-leap year is...
CAHSEE Math 1.4 Number Sense 181 Views
Share It!
Description:
Number Sense: Drill Set 1, Problem 4. Solve the equation.
Number Sense: Drill Set 1, Problem 4. Solve the equation.
Transcript
- 00:03
Here's a boring, unshmoopy question you'll find on an exam somewhere in life...
- 00:07
Evaluate 13 plus 3 to the fourth times 8 minus 4.
- 00:12
And here are the potential answers:
- 00:16
It's a pretty straightforward, multi-step problem... ...we just need to break it up.
- 00:20
The 13 is just... 13. It can stay put.
Full Transcript
- 00:23
3 to the fourth power is 3 times 3 which is 9 times 3 which is 27 times 3 which is 81.
- 00:30
Then 8 minus 4 is just 4.
- 00:32
So you can rewrite the whole thing as 13 plus the quantity 81 times 4...
- 00:36
...remember, you always favor the fancy stuff like multiplying and dividing ahead of adding
- 00:40
and subtracting.
- 00:42
So 81 times 4 is 324 and then we just add 13 and we get 337.
- 00:47
Answer C. Done-zo.
- 00:49
By the way, if you're on the dating scene
- 00:50
and like artistic, sensitive types...
- 00:52
...we hear this guy just become available.