Answer:
1
Step-by-step explanation:
Since tan(x) = sin(x)/cos(x), if sin(x) = cos(x) then tan(x) must be 1.
You can even reason that the acute angle is 45° and sin(x)=cos(x) =
.
Answer:
Example Problem
Solve 2x+3=15.
Example Answer
x=6
How to Check Your Answer with Algebra Calculator
First go to the Algebra Calculator main page.
Type the following:
First type the equation 2x+3=15.
Then type the @ symbol.
Then type x=6.
Try it now: 2x+3=15 @ x=6
Step-by-step explanation:
Answer:
35,000
Step-by-step explanation:
^4 means 4 zeros
10^4 = 10,000
3.5 times 10,000 =
35,000
Answer:

Step-by-step explanation:
we know that
The formula to calculate the coordinates of the midpoint between two points is equal to

we have that
The coordinates of hk

substitute in the formula to calculate the midpoint



Answer:
A. |x|=9 D. -|-x|=-9 F. |-x|=9
Step-by-step explanation:
a. |9|=9
D. -|9| = -9
F. 9=9